bigram

This is a table of type bigram and their frequencies. Use it to search & browse the list to learn more about your study carrel.

bigram	frequency
air pollution	273
air quality	266
novel coronavirus	189
public health	158
confirmed cases	155
journal pre	124
acute respiratory	119
respiratory syndrome	114
particulate matter	111
coronavirus disease	110
relative humidity	105
severe acute	103
air pollutants	101
wastewater treatment	90
human health	89
total environ	89
sci total	87
doc id	86
environ doi	86
cord uid	86
climate change	79
viral rna	76
world health	75
health organization	73
waste management	69
average temperature	67
epidemic spread	67
water quality	66
lockdown period	63
health risks	61
syndrome coronavirus	59
drinking water	59
raw sewage	58
primary concentration	58
united states	57
population density	57
wind speed	57
meteorological factors	56
death rate	56
enveloped viruses	53
protective equipment	53
risk assessment	48
temperature indices	47
solar radiation	46
nucleic acid	46
health risk	45
social distancing	44
airborne transmission	44
action labs	44
new york	43
outpatient visits	43
influenza virus	43
enteric viruses	42
case study	42
personal protective	42
wastewater samples	42
medical waste	42
urban areas	41
pit latrines	41
nitrogen dioxide	41
like incidence	41
disease burden	41
surface water	41
case counts	41
based epidemiology	41
previous studies	41
concentration methods	40
control measures	40
infectious diseases	40
health effects	40
source apportionment	39
hubei province	39
ambient air	37
human activities	36
exchange rate	35
dna damage	35
ozone profile	34
treatment plants	34
time series	33
rna extraction	33
confirmed case	33
fecal contamination	32
pathogen transmission	32
genetic material	32
hydrogen peroxide	32
urban stormwater	32
air masses	31
spread rate	31
meteorological conditions	31
term exposure	31
viral load	31
whole process	30
wastewater surveillance	30
process recovery	30
absolute humidity	30
partial lockdown	30
mobility habits	29
health care	29
environmental surveillance	28
solid waste	28
previous years	28
mean temperature	28
confirmed covid	28
harvested rainwater	27
fine particulate	27
virus concentration	27
water treatment	27
clinical characteristics	27
water sources	27
ambient temperature	27
infectious disease	27
natural environment	27
rural areas	26
meteorological parameters	26
face masks	26
sars coronavirus	26
meteorological variables	26
septic tanks	26
high temperature	26
air temperature	25
linear regression	25
stormwater runoff	25
morphometric parameters	25
holiday effect	25
copies ml	25
systematic review	25
infection risk	24
total environment	24
pm pollution	24
virus transmission	24
standard deviation	24
authors declare	24
hong kong	24
conceptual model	23
weather conditions	23
human society	23
remote sensing	23
mortality rate	23
may also	23
present study	23
human transmission	22
biomass burning	22
healthcare workers	22
filtering facepiece	22
recent studies	22
total number	22
treatment plant	22
spring festival	22
coal combustion	22
york city	22
minimum temperature	21
sodium hypochlorite	21
environmental factors	21
organic matter	21
sediment load	21
tracer gas	21
middle east	21
electrospun nanofibers	21
environmental problems	21
recovery ratio	21
microbial risk	21
water management	21
land use	21
income countries	21
maximum temperature	20
important role	20
van doremalen	20
swat model	20
sediment yield	20
environmental conditions	20
march th	20
oral transmission	20
new cases	20
seasonal influenza	20
incubation period	20
statistically significant	20
molecular process	20
wuhan city	20
infected individuals	20
national health	20
mini kit	20
contaminated water	20
untreated wastewater	20
virus particles	20
power plants	20
east respiratory	19
membrane filtration	19
log reduction	19
municipal wastewater	19
mainland china	19
recovery rate	19
immune system	19
sustainable development	19
pm concentrations	19
electrospun nanofiber	19
early detection	19
coronavirus outbreak	19
air samples	19
spatial correlation	19
boundary layer	19
available data	19
pore size	18
rna mini	18
also reported	18
supply chain	18
lny holiday	18
copies cm	18
chinese cities	18
meteorological data	18
north america	18
patients infected	18
waste generated	18
different types	18
daily confirmed	18
qiaamp viral	18
per day	18
action lab	18
temperature range	18
wavelet coherence	18
aerosol transmission	18
face coverings	18
aerosol optical	18
penetration factor	18
southern taiwan	18
central taiwan	18
particulate air	18
management practices	18
specific humidity	18
uv radiation	18
eastern mediterranean	18
water samples	18
sensitivity analysis	18
commonly used	18
significant reduction	18
source tracking	17
new coronavirus	17
infected patients	17
risks associated	17
south korea	17
marker genes	17
quantitative microbial	17
peg trizol	17
climatic variables	17
environmental health	17
black carbon	17
wastewater sample	17
toilet flushing	17
infection rate	17
avian influenza	17
sunlight exposure	17
pollution levels	17
average number	17
risk factors	17
aod anomaly	17
facepiece respirators	17
particle size	17
negative impact	17
raw wastewater	17
health emergency	17
temperature index	17
based separation	17
global pandemic	17
transmission dynamics	17
organic compounds	16
us epa	16
global health	16
aod level	16
borne pathogens	16
early stage	16
time period	16
treatment systems	16
review editing	16
saharan dust	16
electronegative membrane	16
air pollutant	16
disease control	16
health outcomes	16
reverse transcription	16
human coronaviruses	16
data analysis	16
water bodies	16
high temperatures	16
pollution control	16
infected pneumonia	16
gi illness	16
widely used	16
cyprus lows	16
important factor	15
northern italy	15
river delta	15
results show	15
log gc	15
positive correlation	15
one day	15
water systems	15
exposed group	15
monitoring instrument	15
health interventions	15
daily temperature	15
vulnerability scores	15
disposal sites	15
different regions	15
current crisis	15
study period	15
mean aod	15
virus survival	15
treatment facilities	15
cause mortality	15
average daily	15
optical depth	15
economic connection	15
weather parameters	15
eastern china	15
suspended solids	15
positive results	15
spatial resolution	14
chemical composition	14
viral shedding	14
daily cases	14
daily new	14
filtration method	14
water disinfection	14
water purification	14
indian territory	14
previous study	14
positive impact	14
allergenic pollen	14
lock period	14
escherichia coli	14
developing countries	14
significant factors	14
infectious sars	14
urban area	14
particle number	14
performed using	14
ozone monitoring	14
higher risk	14
may cause	14
april th	14
polyethylene glycol	14
statistical analysis	14
results showed	14
recreational water	14
population distribution	14
water supply	14
cell culture	14
fluid dynamics	14
asian countries	14
also found	14
different countries	14
gene copies	14
treatment processes	14
health commission	14
hospital admissions	14
daily mortality	14
least one	13
nitrogen oxides	13
much higher	13
size distribution	13
case fatality	13
cfd simulation	13
mortality risk	13
confidence interval	13
attributable deaths	13
algal blooms	13
daily average	13
polymerase chain	13
close contact	13
literature review	13
moving average	13
person transmission	13
tropospheric ozone	13
see table	13
cd cd	13
infected people	13
mcdm methods	13
concentration factor	13
waste treatment	13
sars cov	13
clean air	13
deaths per	13
lockdown measures	13
many countries	13
first case	13
will also	13
two different	13
indoor air	13
routing problem	13
holiday seasons	13
flying mammals	13
bacterial communities	13
anthropogenic activities	13
fan use	13
another study	13
total pollen	13
indian cities	13
surface stability	13
health impacts	13
viral particles	13
monitoring stations	13
competing financial	13
apparent temperature	13
respiratory disease	13
medical facilities	13
cases per	13
northern china	13
range transport	13
orf ab	13
wet weather	13
disinfection technology	13
quality index	13
lattice boltzmann	13
different environmental	12
early warning	12
data points	12
primary particles	12
chain reaction	12
correlation characteristics	12
level data	12
water features	12
urban air	12
financial interests	12
incubation time	12
data curation	12
treatment process	12
volatile organic	12
climate variables	12
risk associated	12
adaptive capacity	12
cfd method	12
significant association	12
first detection	12
large number	12
viral infectivity	12
influenza viruses	12
personal relationships	12
coronavirus pneumonia	12
connection intensity	12
epa guidelines	12
significant role	12
local emissions	12
north india	12
decision making	12
tap water	12
rural china	12
level allergenic	12
vehicle emissions	12
mass concentration	12
travel restrictions	12
pandemic influenza	12
first confirmed	12
infected person	12
panel data	12
extreme heat	12
free chlorine	12
natural selection	12
human excreta	12
population inflow	12
recent study	12
isolation wards	12
air mass	12
regression model	12
policy instruments	12
mass concentrations	12
mitigation measures	12
time pcr	12
several studies	12
prolonged presence	12
early transmission	12
emission sources	12
hospitalized patients	12
yangtze river	11
detection factors	11
use ppe	11
spatial distribution	11
pollen concentrations	11
human respiratory	11
even though	11
may lead	11
saharan africa	11
lung function	11
also used	11
layer height	11
also observed	11
faecal samples	11
tropical regions	11
ozone profiles	11
environmental protection	11
work reported	11
higher temperatures	11
prevention measures	11
highly significant	11
coronavirus infection	11
table shows	11
known competing	11
disease outbreak	11
mortality rates	11
mobile application	11
atmospheric pollution	11
rna detection	11
significantly different	11
aerosol particles	11
environmental pollution	11
daily mean	11
study aims	11
traffic accessibility	11
pollutant concentrations	11
viral pathogens	11
storm events	11
cumulative number	11
flow discharge	11
mainly due	11
peg method	11
convalescent plasma	11
profile retrievals	11
based methods	11
water vapor	11
carbon monoxide	11
antibiotic resistance	11
method used	11
east china	11
th day	11
low impact	11
lockdown periods	11
high humidity	11
samples collected	11
water resources	11
diurnal temperature	11
public transport	11
viral infections	11
average concentration	11
evolutionary processes	11
much lower	11
epidemiological studies	11
detection methods	11
surface contamination	11
annual disease	11
campylobacter spp	11
high levels	11
traffic emissions	11
vulnerability assessment	11
respiratory droplets	11
flow rate	11
antimicrobial activity	11
enveloped virus	11
respiratory distress	11
human pathogens	11
substrate solution	11
significant difference	11
sewage samples	11
virus inactivation	11
monthly mean	11
relative risks	11
clinical features	11
separation method	11
respiratory diseases	11
vulnerability score	10
respiratory viruses	10
local spatial	10
filtration performance	10
significantly associated	10
chemical characteristics	10
microbial source	10
paulo state	10
river water	10
daly risk	10
recent years	10
relative risk	10
concentration method	10
environmental waters	10
ultraviolet light	10
soft calibration	10
clinically confirmed	10
energy consumption	10
general public	10
two weeks	10
percentage change	10
new orleans	10
future studies	10
low prevalence	10
nucleic acids	10
urban road	10
face shields	10
ventilation system	10
case studies	10
low temperature	10
morphometric analysis	10
robust evidence	10
potential health	10
forecasting system	10
fine particles	10
real time	10
infected persons	10
major cities	10
room temperature	10
urban design	10
study area	10
ultrafine particles	10
heat waves	10
results suggest	10
climate indicators	10
several days	10
decision matrix	10
inverse correlation	10
results indicate	10
viral genome	10
final volume	10
urban environment	10
ring road	10
independent variables	10
facilities conditions	10
first study	10
uv light	10
activated sludge	10
study areas	10
molecular weight	10
relatively high	10
catchment area	10
management system	10
urban site	10
door handle	10
climatic factors	10
ppe reuse	10
distress syndrome	10
gaseous pollutants	10
potential risk	10
model performance	10
singlet oxygen	10
environmental science	10
flow cytometry	10
positively correlated	10
th april	10
positively charged	10
soil erosion	10
basin prioritization	10
ultraviolet germicidal	10
heat transfer	10
wind speeds	10
regional transport	10
san diego	10
antibacterial activity	10
significant decrease	10
long term	10
relatively low	10
affected countries	10
cities around	10
mean pm	10
river basin	10
medical device	10
acid testing	10
studies reported	10
water supplies	10
viable virus	10
new covid	10
ambient pm	10
correlation coefficient	9
urban water	9
southern hemisphere	9
waste water	9
weather regime	9
high population	9
aquatic environment	9
ebola virus	9
stormwater harvesting	9
using cfd	9
dry heat	9
times higher	9
germicidal irradiation	9
densely populated	9
situation report	9
new delhi	9
motor vehicles	9
high level	9
viral concentration	9
biofuel production	9
human intestinal	9
treatment system	9
statistical computing	9
pollution events	9
one trip	9
well known	9
quality monitoring	9
computational fluid	9
surface area	9
medical wastes	9
disinfection byproducts	9
nanofibrous membrane	9
normal distribution	9
human activity	9
health authorities	9
treatment volumes	9
potential source	9
epidemiological evidence	9
weekend effect	9
heat loss	9
may affect	9
number concentrations	9
satellite data	9
management strategies	9
airborne particles	9
significant negative	9
highly sensitive	9
african countries	9
climatic conditions	9
significant correlation	9
airborne sars	9
missing data	9
rna isolation	9
transmission route	9
negative impacts	9
heilongjiang province	9
adverse health	9
us cities	9
acid extraction	9
suburban areas	9
human body	9
quality standards	9
preventive measures	9
correlation coefficients	9
environmental impact	9
sars outbreak	9
body size	9
fitting residuals	9
new confirmed	9
coronavirus diseases	9
restricted emissions	9
exposure activity	9
zoonotic pathogens	9
public awareness	9
linear models	9
machine learning	9
medical devices	9
sewage sludge	9
modelling study	9
treated water	9
high risk	9
determine whether	9
seven action	9
low humidity	9
porous media	9
across europe	9
wild birds	9
best management	9
regression models	9
gas stream	9
one month	9
monsoon season	9
untreated wastewaters	9
detection time	9
recovery efficiency	9
dalys persons	9
fatality rate	9
first step	9
also noted	9
dispersion normalized	9
inanimate surfaces	9
series analysis	9
highly correlated	9
severe air	9
southeast asia	9
adverse effects	9
bacteria virus	9
respiratory tract	9
capital cities	9
better understanding	9
cfu ml	9
temporal variation	9
fecal indicators	9
treated sewage	9
diagnosed cases	9
uasb treatment	9
potable water	8
population migration	8
aerodynamic diameter	8
analysis method	8
anthropogenic environments	8
wildlife hosts	8
science foundation	8
burned area	8
new year	8
th region	8
march nd	8
desert dust	8
regional climate	8
sars transmission	8
direct contact	8
policy interventions	8
prevalence area	8
sensitive urban	8
pm concentration	8
monsoon period	8
sea region	8
indoor concentration	8
increased risk	8
policy makers	8
holiday effects	8
comprehensive review	8
coal burning	8
aqueous phase	8
ideal solution	8
sulfur dioxide	8
sewage contamination	8
murine hepatitis	8
respiratory system	8
range transported	8
temperature variation	8
descriptive study	8
refractive index	8
public places	8
indicator bacteria	8
time windows	8
lockdown due	8
heavy metals	8
interim guidance	8
tourmaline creek	8
human coronavirus	8
surgical masks	8
whole country	8
uv irradiation	8
mitigation strategies	8
health workers	8
impact development	8
disease caused	8
tropno vcds	8
size bins	8
unfavourable meteorology	8
significance level	8
reverse transcriptase	8
copy numbers	8
calculated using	8
weather variables	8
cbpf plot	8
economic impact	8
treated filter	8
spatial variation	8
kolkata megacity	8
sri lanka	8
may pose	8
correction coefficient	8
age groups	8
negatively charged	8
treatment facility	8
city center	8
january th	8
disinfection strategy	8
scientific community	8
ultrafiltration method	8
master mix	8
confirmed detection	8
reported covid	8
detection limit	8
enterococcus spp	8
proposed model	8
common cold	8
virus infection	8
north american	8
annual risk	8
three major	8
formal analysis	8
epidemiological characteristics	8
process control	8
wastewater anticipated	8
life cycle	8
microbial contaminants	8
bacterial cell	8
million people	8
reproduction number	8
significant impact	8
stormwater samples	8
generalized linear	8
hospital admission	8
per capita	8
water sensitive	8
industrial activities	8
traffic emission	8
likely due	8
major sources	8
surface charge	8
pesticide exposure	8
based forecasting	8
age group	8
medical care	8
current knowledge	8
international spread	8
mild symptoms	8
clinical symptoms	8
hepatitis virus	8
provincial movement	8
anticipated covid	8
environmental parameters	8
alternative water	8
gastrointestinal illness	8
stool specimen	8
treatment train	8
standard deviations	8
generalized additive	8
disinfection technologies	8
cluster areas	8
acid detection	8
spatial data	8
hazardous waste	8
human enteric	8
coronavirus sars	8
disease spread	8
intermediate hosts	8
cabin hospital	8
using satellite	8
also included	8
pollution exposure	8
th march	8
south asian	8
including covid	8
disposal site	8
terminal sterilization	8
chronic respiratory	8
virus detection	8
death rates	8
will help	8
diego river	8
tropomi level	8
vaporized hydrogen	8
study reported	8
respiratory illness	8
flush toilets	8
stainless steel	8
genome size	8
risk estimates	8
contact time	8
first cases	8
viral loads	8
bacterial populations	8
catchment areas	8
health benefits	8
sna fraction	8
highly infectious	8
abundant genera	8
infected humans	8
recreational waters	8
chemical pollution	7
sample collection	7
fiber diameter	7
indirect effects	7
pollution episodes	7
erosion priority	7
urban environments	7
immune response	7
rna viruses	7
household heating	7
genetic diversity	7
healthcare facilities	7
source space	7
daily number	7
gene flow	7
microbial communities	7
general population	7
six years	7
economic cost	7
death cases	7
metal ions	7
central italy	7
relatively small	7
polishing pond	7
economic activities	7
development goals	7
may increase	7
total costs	7
total pnc	7
basin level	7
priority areas	7
potential spread	7
moist heat	7
weight assignment	7
may serve	7
international concern	7
current covid	7
surface waters	7
pcr reaction	7
purified pollen	7
distributed lag	7
also shows	7
phase separation	7
water cycle	7
integrated approach	7
airborne bacteria	7
cause outpatient	7
log copies	7
plumbing system	7
traffic pollution	7
increasing number	7
strong association	7
selective media	7
infection prevention	7
respiratory infections	7
socioeconomic groups	7
seasonal variations	7
spatial pattern	7
significantly higher	7
influenza occurrence	7
quality management	7
data sets	7
daily data	7
chinese government	7
traffic nucleation	7
mobility rate	7
optimal high	7
resistance genes	7
quality improvement	7
influenza seasonality	7
health research	7
detailed analysis	7
doublet formation	7
health impact	7
wide range	7
global spread	7
environmental temperature	7
compound value	7
disease transmission	7
rmb exchange	7
factors affecting	7
reproductive number	7
disinfection process	7
exposure assessment	7
significant contribution	7
untreated excreta	7
toilet facilities	7
weather regimes	7
lightning flashes	7
vulnerability factors	7
linear relationship	7
borne transmission	7
disease outbreaks	7
time course	7
suburban area	7
secondary inorganic	7
within days	7
also showed	7
intestinal organoids	7
normalized decision	7
restriction measures	7
urban sites	7
remained viable	7
biomedical waste	7
level disinfection	7
lid treatment	7
south asia	7
vester hjerk	7
countries around	7
ambient particulate	7
threshold values	7
th week	7
following eq	7
positive rate	7
residential heating	7
worth noting	7
bacterial community	7
people living	7
vikor method	7
open defecation	7
term mean	7
anonymous reviewers	7
anthropogenic emissions	7
environmental samples	7
average pm	7
positivity detection	7
transit stations	7
common practice	7
arimax model	7
using different	7
indoor compartment	7
personal protectives	7
electric fan	7
one standard	7
detect sars	7
directly exposed	7
action plan	7
isothermal amplification	7
patient information	7
medical wastewater	7
google trends	7
fine particle	7
provide information	7
concentration efficiency	7
water plaza	7
thermo fisher	7
broad range	7
www document	7
solid phase	7
mortality associated	7
case series	7
genetic loading	7
stormwater discharges	7
neutral ph	7
food industry	7
critical review	7
previous research	7
fisher scientific	7
also detected	7
negative control	7
first time	7
human exposure	7
stormwater management	7
annual infection	7
air distribution	7
community structure	7
surgical mask	7
low temperatures	7
significant inverse	7
domestic water	7
seir model	7
care workers	7
sh samples	7
better understand	7
positive cases	7
evolutionary biology	7
rna extract	7
total population	7
wsud treatment	7
charged sediments	7
results indicated	7
holiday season	7
pulsed light	7
analysis period	7
public concern	7
intensive care	7
wuchang cabin	7
basic reproduction	7
public transportation	7
heavy metal	7
regression analysis	7
heat stress	7
tested positive	7
atmospheric environment	7
quantitative detection	7
host cell	7
based method	7
pathogen removal	7
fecal pollution	7
environmental perspective	7
daily deaths	7
nonenveloped viruses	7
doubling time	7
virological assessment	7
year monthly	7
criteria pollutants	7
relatively lower	7
wastewater monitoring	7
epidemic influenza	7
related mortality	7
heat index	7
observation period	7
estimated using	7
i index	7
data source	7
influencing factors	7
indian megacities	7
gastrointestinal infection	7
wind direction	7
indian subcontinent	7
regional scale	7
related air	7
ozonesonde data	7
measured using	7
high concentrations	7
bat species	7
plasma therapy	7
saharan samples	7
groundwater sources	7
seasonal variability	7
eight sub	7
waste collection	7
outer gloves	7
temperate regions	7
syncytial virus	6
bacterial pathogens	6
severely affected	6
harbin city	6
maximum occurrence	6
virus removal	6
healthcare settings	6
determined using	6
unsteady flow	6
strict lockdown	6
government authorities	6
copies per	6
distancing measures	6
evolutionary theory	6
phylogenetic assessment	6
modeling system	6
global spatial	6
cell membrane	6
source contributions	6
aerosol formation	6
reproduction ratio	6
study also	6
land cover	6
transmission routes	6
human viruses	6
constructed wetlands	6
cases day	6
assessment tool	6
hour mean	6
composite samples	6
supplementary document	6
epidemiological surveillance	6
lung injury	6
higher levels	6
last years	6
fifteen morphometric	6
information regarding	6
will increase	6
initial date	6
potential domestic	6
using quantitative	6
low concentrations	6
lockdown impact	6
weekly occurrence	6
east asian	6
global economic	6
risk factor	6
turbidity measurements	6
quality data	6
animal origin	6
body mass	6
exposed individuals	6
serial correlation	6
saharan intrusions	6
limit values	6
preliminary study	6
studies may	6
erosion susceptibility	6
aquatic environments	6
farming systems	6
secondary pollutants	6
large particles	6
global public	6
high recovery	6
hospital waste	6
high speed	6
normalized pmf	6
managed aquifer	6
gc ml	6
nanofiber membranes	6
dengue virus	6
air sampling	6
three types	6
may help	6
human feces	6
additive model	6
first environmental	6
selected water	6
acid guanidinium	6
environmental change	6
significant improvement	6
land uses	6
dry weather	6
model using	6
water environments	6
warning tool	6
current status	6
crossover design	6
ridge regression	6
low wind	6
india using	6
aquifer recharge	6
least squares	6
light intensity	6
boltzmann method	6
inner wall	6
holiday periods	6
zhejiang province	6
future research	6
rapid evolution	6
positive control	6
infection risks	6
lockdown compared	6
runoff water	6
guangdong province	6
human population	6
infectious virus	6
coronavirus infections	6
animal feces	6
novel viruses	6
lightning activity	6
chinese spring	6
latitude analysis	6
environmental variables	6
pm exposure	6
criteria decision	6
gangetic plain	6
human fecal	6
national level	6
hospital wastes	6
weather bureau	6
accidental ingestion	6
asymptomatic patients	6
wastewater based	6
inhibition removal	6
negatively correlated	6
waste generation	6
high relative	6
viral transmission	6
size range	6
study conducted	6
quality improvements	6
study found	6
guanidinium thiocyanate	6
mediterranean region	6
south africa	6
geodetector method	6
fast growth	6
coastal areas	6
cohort study	6
simulation result	6
health issues	6
term air	6
medical conditions	6
health problems	6
multiple linear	6
pollen concentration	6
peroxide vapour	6
municipal solid	6
agricultural vulnerability	6
vegetation fires	6
objective functions	6
pneumonia outbreak	6
pathogenic viruses	6
indoor use	6
road dust	6
pandemic outbreak	6
transport events	6
sustainable way	6
economic impacts	6
water pollution	6
transmission via	6
disease covid	6
cytokine storm	6
three different	6
care facilities	6
coming months	6
piba model	6
nonlinear relationship	6
heat inactivation	6
secondary aerosol	6
quaternary ammonium	6
using eq	6
water filtration	6
actual number	6
current research	6
background site	6
well documented	6
incident cases	6
outbreak originating	6
efficient recovery	6
glycol precipitation	6
rural development	6
environmental transmission	6
directly related	6
containing sars	6
cfd methods	6
large cities	6
vapor pressure	6
test results	6
oxidative stress	6
filtration efficiency	6
heat wave	6
health systems	6
treated wastewater	6
pulmonary disease	6
also affect	6
major source	6
particularly relevant	6
sewage pollution	6
pollen season	6
outfall samples	6
adjusted life	6
water containing	6
atmospheric pollutants	6
microbial contamination	6
surrounding areas	6
significant amount	6
related medical	6
evolutionary dynamics	6
including sars	6
natural ventilation	6
term effects	6
genome quantification	6
coupled human	6
world bank	6
european countries	6
stool samples	6
village committees	6
like viruses	6
organic carbon	6
first covid	6
extraction methods	6
confined source	6
mediterranean area	6
fib concentrations	6
cases reported	6
evolutionary adaptation	6
bc concentration	6
large aer	6
using rt	6
significant positive	6
administrative regions	6
pm levels	6
immune responses	6
agriculture policies	6
source identification	6
ncov outbreak	6
per year	6
bat origin	6
transmission potential	6
ffr models	6
aquatic systems	6
concentrated samples	6
temporal detection	6
municipal incinerator	6
irradiation light	6
daily basis	6
time lag	6
urban environmental	6
maximum wind	6
disinfection technique	6
cryptosporidium spp	6
ear loops	6
motor vehicle	6
separate collection	6
paris wastewaters	6
standardized high	6
average value	6
central mediterranean	6
total annual	6
pollutant concentration	6
quantitative pcr	6
readily available	6
epidemic model	6
outdoor air	6
particle penetration	6
respiratory syncytial	6
th may	6
val tidone	6
million residents	6
pbl height	6
planetary boundary	6
quality control	6
monte carlo	6
economic growth	6
aeration basins	6
potable uses	6
testing laboratory	6
established disposal	6
wild animals	6
negative correlation	6
piba method	6
rapid spread	6
cardiovascular disease	6
local population	6
simulation results	6
period compared	6
like seasonality	6
lower temperature	6
emergency room	6
emission reduction	6
supplementary table	6
also data	6
indoor environment	5
regressing sars	5
two methods	5
weight cut	5
improved air	5
global change	5
european parliament	5
road traffic	5
clinical samples	5
ozone column	5
monitoring experiment	5
supply chains	5
following equation	5
situation reports	5
mainly located	5
strict orthogonal	5
financial support	5
colloidal particles	5
health conditions	5
organic matters	5
using two	5
heart disease	5
using multiple	5
north carolina	5
authorities worldwide	5
outbreak associated	5
positively associated	5
total column	5
measurements onto	5
antiviral agents	5
maximum reduction	5
second wave	5
bovine viruses	5
cyprus low	5
pandemic viruses	5
exploratory spatial	5
fixed effect	5
four different	5
contaminated surfaces	5
community transmission	5
experimental conditions	5
rna concentrations	5
table summarizes	5
hcho tvcd	5
raw sewages	5
help us	5
pollution level	5
large scale	5
risk management	5
sars patients	5
communicable diseases	5
scientific evidence	5
population densities	5
virological data	5
infection control	5
sixth ring	5
higher temperature	5
sludge blanket	5
sustainable management	5
member states	5
also known	5
one hand	5
indicator organisms	5
confidence intervals	5
dependent variable	5
fifth ring	5
five megacities	5
indian naaqs	5
pit latrine	5
indonesian ministry	5
pandemic situation	5
day moving	5
post covid	5
monte martano	5
drainage basin	5
green infrastructure	5
previous work	5
monitoring data	5
pollutant i	5
causing covid	5
pollutants due	5
participatory approach	5
related coronavirus	5
developed countries	5
another important	5
appendix table	5
sewer overflows	5
amid covid	5
also caused	5
conventional treatment	5
safe water	5
may reduce	5
sterilization processes	5
time scales	5
hopkins university	5
prevent covid	5
lancet infectious	5
respiratory symptoms	5
northern hemisphere	5
initial volume	5
sampling days	5
gross domestic	5
obstructive pulmonary	5
concentration strategies	5
far away	5
direct relationship	5
reprocessing ppe	5
fecal indicator	5
disinfectant spray	5
high surface	5
fomite transmission	5
weather events	5
normally distributed	5
chemical characterization	5
warm weather	5
environmental monitoring	5
central weather	5
nested pcr	5
provincial capital	5
inactivate sars	5
supplementary material	5
numerical simulation	5
human mobility	5
associated coronavirus	5
air travel	5
sars epidemic	5
environment system	5
reported cases	5
old pirana	5
suburban site	5
global ozone	5
clinical testing	5
city i	5
health officials	5
nanofiber membrane	5
virus may	5
respiratory secretions	5
per infection	5
provided evidence	5
precautionary measures	5
nonlinear model	5
living systems	5
digital pcr	5
essential oils	5
standard curve	5
human norovirus	5
potential intermediate	5
emission inventory	5
big data	5
coronavirus associated	5
total violation	5
electrostatically charged	5
global environment	5
correction spectrum	5
th percentile	5
treatment diagnosis	5
epidemic areas	5
reduction rate	5
special issue	5
four times	5
epithelial cells	5
logistic regression	5
storm drain	5
crop yield	5
explanatory power	5
giardia spp	5
timely collection	5
ventilation systems	5
minimal processing	5
significant changes	5
virus disease	5
national capital	5
two cities	5
contaminated surface	5
disease emergence	5
corona virus	5
detection process	5
daily incident	5
first reported	5
local context	5
multiple factors	5
positive samples	5
existing literature	5
trizol rneasy	5
active transport	5
enteric involvement	5
increasing temperature	5
data available	5
johns hopkins	5
sampling sites	5
pandemic caused	5
average air	5
atmospheric chemistry	5
daily mobility	5
capital region	5
lagging day	5
time rt	5
airborne route	5
area presence	5
tracking markers	5
municipal waste	5
syndrome virus	5
genetic variation	5
agricultural production	5
laboratory studies	5
indoor environments	5
transmission environment	5
potential sources	5
metropolitan cities	5
ecological study	5
cluster analysis	5
fired power	5
onto covid	5
voluntary measures	5
gas mask	5
family cluster	5
transmission may	5
time reverse	5
wise aod	5
except hubei	5
particle concentrations	5
study showed	5
powermicrobiome kit	5
detected sars	5
co emissions	5
sewage water	5
virus viability	5
epa method	5
reservoir hosts	5
wastewater flow	5
disease severity	5
first proof	5
anaerobic sludge	5
humidity index	5
carbon emissions	5
priority class	5
first author	5
cdna concentration	5
china based	5
physical characteristics	5
water contaminated	5
elution buffer	5
funding acquisition	5
deposition rate	5
improvement rate	5
first lockdown	5
electricity demand	5
viral envelope	5
temporal changes	5
uncontaminated area	5
temporal variability	5
coronavirus survival	5
rose bengal	5
highly polluted	5
weather stations	5
natural aquatic	5
certified cases	5
higher concentrations	5
social marketing	5
course quantitative	5
groundwater quality	5
deposition rates	5
food production	5
unrestricted irrigation	5
high demand	5
wbe surveillance	5
stormwater treatment	5
new daily	5
data collection	5
humidity conditions	5
aura satellite	5
aggregation rates	5
high concentration	5
family welfare	5
associated health	5
viral gene	5
ches amid	5
containing aerosols	5
capital city	5
penetration process	5
i represents	5
recent progress	5
retrieved toc	5
european commission	5
population growth	5
commercially available	5
control sample	5
six air	5
polluted cities	5
day average	5
emission reductions	5
multiple wavelet	5
linear model	5
citizen mobility	5
per unit	5
recent decades	5
quantitative environmental	5
air conditioning	5
natural science	5
geographical location	5
vulnerable groups	5
quality subindex	5
transmission risk	5
clay minerals	5
stations across	5
residential areas	5
domestic animals	5
detection method	5
high rate	5
large amount	5
based approach	5
electrochemical disinfection	5
transmission based	5
research community	5
asymptomatic carrier	5
early stages	5
priority rank	5
old people	5
specific effects	5
uf trizol	5
infectious agents	5
given time	5
also affected	5
natural environments	5
research needs	5
monitoring sites	5
animal fecal	5
row anomaly	5
temperature effect	5
independent variable	5
pcr assays	5
competing interests	5
scoping review	5
upflow anaerobic	5
viral reservoirs	5
chinese economy	5
annual pm	5
cotton swab	5
western countries	5
control policies	5
italian case	5
allele frequencies	5
quarantine measures	5
human sewage	5
economic recession	5
also demonstrated	5
combined sewer	5
sewage treatment	5
factors associated	5
confidence level	5
detection analysis	5
minimum temperatures	5
hay fever	5
water interaction	5
hospital isolation	5
new deaths	5
megacity delhi	5
toxin production	5
significant differences	5
like epidemics	5
bacterial genera	5
influent sample	5
specific measures	5
highest weight	5
converting enzyme	5
four metropolitan	5
reduced anthropogenic	5
ambient environment	5
road i	5
tropomi radiances	5
across different	5
biocidal agents	5
will provide	5
coronavirus epidemic	5
small treatment	5
measurement error	5
rneasy powermicrobiome	5
electrospun nanofibrous	5
overnight standing	5
untreated municipal	5
data acquisition	5
authors reported	5
dna repair	5
facepiece respirator	5
future pandemics	5
coastal regions	5
matrix factorization	5
high resolution	5
kit provided	5
experimental methods	5
clostridium perfringens	5
critical shortage	5
european union	5
outdoor compartment	5
gene expression	5
predict potential	5
significant reductions	5
chemical disinfection	5
day i	5
clinical specimens	5
recreational activities	5
populated areas	5
pathological findings	5
positive matrix	5
correlation analysis	5
comparative analysis	5
used personal	5
control period	5
sewage measurements	5
borne diseases	5
west bengal	5
bayesian ridge	5
two factors	5
air exchange	5
indoor airborne	5
chinese new	5
epidemiological data	5
drainage pipelines	5
studied using	5
traffic factors	5
natural populations	5
active cases	5
method using	5
publicly available	5
particle concentration	5
current pandemic	5
dynamic panel	5
minimize total	5
kangsabati basin	5
global scale	5
model also	5
inversely correlated	5
using data	5
significant change	5
heat balance	5
response function	5
analysis showed	5
pmf analysis	5
southeast asian	5
may provide	5
quality standard	5
pathogenic microorganisms	5
viral particle	5
viral outbreaks	5
poor air	5
final report	5
complex mixture	5
scattering cross	5
term changes	5
environmental noise	5
stormwater quality	5
qmra analysis	5
harmful algal	5
waterborne diseases	5
term trends	5
decontamination methods	5
novel human	5
objective function	5
temperature difference	5
hightemperature indices	5
order serial	5
southern california	5
five regions	5
marker gene	5
vertical column	5
co concentrations	5
pm mass	5
information system	5
emission control	5
different climates	5
contact angle	5
mine locations	5
health threat	5
gloved hands	5
winter season	5
sustainable source	5
novel coronaviruses	5
optical properties	5
successfully applied	5
changing world	5
treatment barriers	5
surface air	5
original draft	5
two studies	5
sea level	5
concentrations increased	5
economic development	5
speed centrifuge	5
waterborne pathogens	5
three days	5
dominant pollutant	5
warm seasons	5
also confirmed	5
polymer solution	5
control samples	5
rainy season	5
severe covid	5
water environment	5
probable bat	5
quickly spread	5
chronic obstructive	5
electricity consumption	5
results obtained	5
vaporised hydrogen	5
potential role	5
size bin	5
diverse range	5
annual burden	5
detected factor	5
th province	5
pseudomonas phage	5
measurement site	5
extremely high	5
mass testing	4
gene equivalents	4
measures implemented	4
coming week	4
final concentration	4
st march	4
care units	4
beijing municipal	4
outer cover	4
similar results	4
reclaimed water	4
aerosol chemical	4
health concern	4
pollutant emissions	4
cities especially	4
different time	4
around nm	4
worth mentioning	4
peripheral blood	4
isotope effect	4
may potentially	4
riley model	4
carrier transmission	4
pediatric sars	4
around disposal	4
open burning	4
factor influencing	4
mobile phone	4
triangular fuzzy	4
reaction tubes	4
environmental risk	4
th february	4
health guidelines	4
daily life	4
positive relationship	4
using eqs	4
receptor binding	4
negative effect	4
restrictive lockdown	4
satellite observations	4
surface areas	4
million confirmed	4
test kits	4
daily global	4
will play	4
risk areas	4
limited number	4
roda husman	4
similar findings	4
management systems	4
photochemical reaction	4
stool particles	4
emv qiaamp	4
might help	4
study demonstrated	4
circular economy	4
like season	4
best model	4
retrieval algorithm	4
global burden	4
higher concentration	4
metric multidimensional	4
true scale	4
aeronet aods	4
outpatient visit	4
econometric analysis	4
may explain	4
assessment method	4
beijing area	4
rank order	4
measures may	4
may influence	4
policy implementation	4
wastewater matrix	4
rural land	4
currently available	4
fatality cases	4
light scattering	4
pm ratio	4
little attention	4
impact assessment	4
error analysis	4
viral viability	4
directed evolution	4
wards hygiene	4
eight high	4
future perspectives	4
wastewater systems	4
fine bubble	4
national institute	4
related health	4
outdoor particle	4
po valley	4
positive associations	4
water source	4
concentrate viruses	4
buffer zones	4
higher covid	4
household waste	4
long distances	4
many people	4
basic sanitation	4
retrospective review	4
power generation	4
respiratory infection	4
study aimed	4
teaching building	4
piecewise linear	4
major urban	4
chemical disinfectants	4
wastewater influents	4
impregnated filter	4
different disinfection	4
bulb globe	4
chronic diseases	4
disinfection strategies	4
control strategies	4
actor engagement	4
research council	4
community spread	4
national centers	4
global coverage	4
based recovery	4
cryptosporidium parvum	4
threshold concentration	4
huge amount	4
plant protection	4
life years	4
large treatment	4
multidimensional scaling	4
measures taken	4
human adenoviruses	4
relatively higher	4
low awareness	4
mst marker	4
pcr detection	4
aeration tank	4
controlling population	4
site analysis	4
atomic force	4
recent review	4
plumbing systems	4
worst values	4
complex nexus	4
industry areas	4
effluent samples	4
laboratory simulation	4
globe temperature	4
china date	4
rna fragments	4
final effluents	4
charged membrane	4
new zealand	4
cumulative cases	4
rural sites	4
exposure frequency	4
global population	4
study revealed	4
incidence change	4
lag effect	4
small volume	4
united kingdom	4
temporal characteristics	4
per ml	4
dynamic system	4
media briefing	4
making process	4
global observations	4
near future	4
omi ozone	4
covid transmission	4
country except	4
wavelet transform	4
ethylene oxide	4
positive association	4
data collected	4
parisian wastewaters	4
modelling analysis	4
protective effect	4
effective vaccine	4
health condition	4
four days	4
population health	4
primary particle	4
health problem	4
centrifugal ultrafiltration	4
determination ability	4
estimation results	4
environmental contamination	4
satellite remote	4
highly purified	4
drainage systems	4
emergency use	4
nile virus	4
fully understood	4
vulnerability index	4
thermofisher scientific	4
pollution mitigation	4
model development	4
case scenario	4
term impacts	4
uasb system	4
hydrological parameters	4
spread within	4
explanatory variables	4
west africa	4
atmospheric pm	4
possible transmission	4
primary pm	4
viral surrogates	4
mortality among	4
information based	4
thermo scientific	4
electropositive membrane	4
total traveling	4
crop residue	4
studies showed	4
potential applications	4
low level	4
china key	4
cold climate	4
transmission might	4
kuala lumpur	4
economic burden	4
take place	4
select us	4
temperature may	4
cloud fraction	4
five different	4
epidemiologic studies	4
daily meteorological	4
national clean	4
research articles	4
possibly due	4
pollution sources	4
incident data	4
nonpoint sources	4
transport medium	4
beijing city	4
collection centers	4
disease surveillance	4
residue burning	4
will lead	4
asymptomatic child	4
effective primary	4
horseshoe bats	4
collected samples	4
global covid	4
extreme weather	4
primary pollutants	4
protein genes	4
regime approach	4
efficiency index	4
death tolls	4
urban communities	4
basin area	4
per lagging	4
viruses using	4
waste volume	4
natural systems	4
electrospinning process	4
within min	4
also performed	4
west nile	4
lower air	4
good agreement	4
modeling study	4
significantly reduce	4
agricultural workers	4
transmission rates	4
increased dna	4
deaths due	4
case numbers	4
respiratory syndromes	4
power plant	4
long time	4
play significant	4
derived viruses	4
system generalised	4
study focused	4
chemical species	4
carbon nanotubes	4
influenza incidence	4
centrifuge tube	4
national lockdown	4
response functions	4
north china	4
first order	4
recycled water	4
larger bubbles	4
piba formula	4
smooth surfaces	4
equipment contamination	4
sterilization modalities	4
deaths line	4
temperature humidity	4
eastern india	4
alternative rank	4
assessing nitrogen	4
fuzzy chance	4
viradel method	4
source emissions	4
generalised method	4
high spatial	4
warmer weather	4
first pcr	4
primary emissions	4
disease mortality	4
earth engine	4
pneumonia associated	4
attributable covid	4
city level	4
large volume	4
stratospheric ozone	4
hospital outpatient	4
high human	4
using machine	4
pandemic within	4
suspended sediments	4
bat coronaviruses	4
hot air	4
large red	4
agricultural activities	4
high porosity	4
color represents	4
acute lung	4
daily covid	4
presumed asymptomatic	4
indirect impact	4
short time	4
routine ingestion	4
laboratory equipment	4
maximum number	4
analysis based	4
domestic product	4
bioaerosol release	4
closeness coefficient	4
different methods	4
human waste	4
also considered	4
also made	4
air pressure	4
transport sector	4
except wuhan	4
surrogate viruses	4
outside hubei	4
weather becomes	4
random forest	4
data sources	4
type i	4
rural workers	4
study included	4
bioaerosol emissions	4
new infectious	4
united nations	4
concentrated using	4
based algorithm	4
dlnm model	4
based measurements	4
simulated sunlight	4
regional air	4
extraction kit	4
cardiovascular mortality	4
epidemic situation	4
required amount	4
large volumes	4
nanofibrous membranes	4
northern india	4
secondary effluent	4
coronavirus indicating	4
climate model	4
humidity reduce	4
human contact	4
across countries	4
qmra modeling	4
health endpoints	4
taiwan environmental	4
also increase	4
molecular detection	4
skin temperature	4
virus concentrations	4
using reverse	4
sanitation systems	4
aerosol concentration	4
based two	4
covid period	4
atmospheric aerosol	4
new positive	4
education level	4
frequency band	4
learning methods	4
water surface	4
becomes warmer	4
quantitative polymerase	4
molecular methods	4
also suggested	4
rna copies	4
right side	4
review article	4
among patients	4
estimation method	4
urban waste	4
mild diurnal	4
morning traffic	4
outdoor environments	4
trend slopes	4
influenza pandemic	4
may include	4
ongoing pandemic	4
chinese horseshoe	4
community level	4
coronavirus covid	4
north africa	4
used data	4
potential evidence	4
supplementary file	4
industrial areas	4
significantly improved	4
improving air	4
local bodies	4
local emission	4
ultrafiltration columns	4
nine pregnant	4
previous year	4
solvent isotope	4
china long	4
post treatments	4
average ah	4
bth region	4
lag nonlinear	4
model fit	4
study provides	4
fecal viral	4
urban heat	4
four years	4
column densities	4
spatiotemporal patterns	4
ppe reprocessing	4
virus load	4
observation data	4
lower temperatures	4
persistent fecal	4
virus shows	4
curve represents	4
parasite transmission	4
column density	4
spatial density	4
copernicus sentinel	4
first evidence	4
trait variation	4
use water	4
morning peak	4
stage analysis	4
body temperature	4
weather station	4
spatial weight	4
spread rapidly	4
editorial perspectives	4
contact surface	4
decreased significantly	4
rush hour	4
waste related	4
membrane bioreactors	4
natural cubic	4
largest nosocomial	4
like covid	4
premature mortality	4
quality guidelines	4
temporal variations	4
quality changes	4
vikor model	4
behavioural change	4
sea countries	4
suburban sites	4
carbon emission	4
substantial reduction	4
using ultrafiltration	4
mixed cellulose	4
different climatic	4
different lags	4
reveal true	4
pollution monitoring	4
ill impacts	4
part ii	4
climate sensitive	4
response models	4
pest control	4
method based	4
reduce transmission	4
water scarcity	4
negative charge	4
earlier studies	4
traffic sites	4
initial investigation	4
urban background	4
salmonella spp	4
visible light	4
ongoing covid	4
glass column	4
sample collected	4
drastically reduced	4
gastrointestinal manifestations	4
viral contamination	4
threshold value	4
china effects	4
numerous studies	4
increased temperature	4
chinese hospital	4
measurement campaign	4
limited data	4
airborne virus	4
highly vulnerable	4
eu level	4
spatial auto	4
early studies	4
composite high	4
higher compared	4
air regulations	4
trace gases	4
immune systems	4
swat models	4