id sid tid token lemma pos f4752f77w0v 1 1 the the DET f4752f77w0v 1 2 success success NOUN f4752f77w0v 1 3 of of ADP f4752f77w0v 1 4 a a DET f4752f77w0v 1 5 species specie NOUN f4752f77w0v 1 6 and and CCONJ f4752f77w0v 1 7 the the DET f4752f77w0v 1 8 co co NOUN f4752f77w0v 1 9 - - NOUN f4752f77w0v 1 10 existence existence NOUN f4752f77w0v 1 11 of of ADP f4752f77w0v 1 12 communities community NOUN f4752f77w0v 1 13 over over ADP f4752f77w0v 1 14 time time NOUN f4752f77w0v 1 15 ultimately ultimately ADV f4752f77w0v 1 16 depends depend VERB f4752f77w0v 1 17 on on ADP f4752f77w0v 1 18 the the DET f4752f77w0v 1 19 stability stability NOUN f4752f77w0v 1 20 of of ADP f4752f77w0v 1 21 populations population NOUN f4752f77w0v 1 22 . . PUNCT f4752f77w0v 2 1 while while SCONJ f4752f77w0v 2 2 populations population NOUN f4752f77w0v 2 3 are be AUX f4752f77w0v 2 4 inherently inherently ADV f4752f77w0v 2 5 dynamic dynamic ADJ f4752f77w0v 2 6 , , PUNCT f4752f77w0v 2 7 contemporary contemporary ADJ f4752f77w0v 2 8 environmental environmental ADJ f4752f77w0v 2 9 change change NOUN f4752f77w0v 2 10 may may AUX f4752f77w0v 2 11 create create VERB f4752f77w0v 2 12 population population NOUN f4752f77w0v 2 13 instability instability NOUN f4752f77w0v 2 14 by by ADP f4752f77w0v 2 15 altering alter VERB f4752f77w0v 2 16 processes process NOUN f4752f77w0v 2 17 such such ADJ f4752f77w0v 2 18 as as ADP f4752f77w0v 2 19 migration migration NOUN f4752f77w0v 2 20 , , PUNCT f4752f77w0v 2 21 recruitment recruitment NOUN f4752f77w0v 2 22 , , PUNCT f4752f77w0v 2 23 and and CCONJ f4752f77w0v 2 24 population population NOUN f4752f77w0v 2 25 growth growth NOUN f4752f77w0v 2 26 and and CCONJ f4752f77w0v 2 27 decline decline NOUN f4752f77w0v 2 28 . . PUNCT f4752f77w0v 3 1 a a DET f4752f77w0v 3 2 current current ADJ f4752f77w0v 3 3 goal goal NOUN f4752f77w0v 3 4 in in ADP f4752f77w0v 3 5 conservation conservation NOUN f4752f77w0v 3 6 biology biology NOUN f4752f77w0v 3 7 and and CCONJ f4752f77w0v 3 8 population population NOUN f4752f77w0v 3 9 ecology ecology NOUN f4752f77w0v 3 10 is be AUX f4752f77w0v 3 11 to to PART f4752f77w0v 3 12 quantify quantify VERB f4752f77w0v 3 13 the the DET f4752f77w0v 3 14 shortand shortand NOUN f4752f77w0v 3 15 long long ADJ f4752f77w0v 3 16 - - PUNCT f4752f77w0v 3 17 term term NOUN f4752f77w0v 3 18 impact impact NOUN f4752f77w0v 3 19 of of ADP f4752f77w0v 3 20 anthropogenic anthropogenic ADJ f4752f77w0v 3 21 activities activity NOUN f4752f77w0v 3 22 , , PUNCT f4752f77w0v 3 23 including include VERB f4752f77w0v 3 24 habitat habitat NOUN f4752f77w0v 3 25 degradation degradation NOUN f4752f77w0v 3 26 and and CCONJ f4752f77w0v 3 27 global global ADJ f4752f77w0v 3 28 climate climate NOUN f4752f77w0v 3 29 change change NOUN f4752f77w0v 3 30 , , PUNCT f4752f77w0v 3 31 in in ADP f4752f77w0v 3 32 order order NOUN f4752f77w0v 3 33 to to PART f4752f77w0v 3 34 predict predict VERB f4752f77w0v 3 35 changes change NOUN f4752f77w0v 3 36 in in ADP f4752f77w0v 3 37 populations population NOUN f4752f77w0v 3 38 , , PUNCT f4752f77w0v 3 39 species specie NOUN f4752f77w0v 3 40 , , PUNCT f4752f77w0v 3 41 and and CCONJ f4752f77w0v 3 42 communities community NOUN f4752f77w0v 3 43 . . PUNCT f4752f77w0v 4 1 this this DET f4752f77w0v 4 2 knowledge knowledge NOUN f4752f77w0v 4 3 is be AUX f4752f77w0v 4 4 elusive elusive ADJ f4752f77w0v 4 5 , , PUNCT f4752f77w0v 4 6 as as SCONJ f4752f77w0v 4 7 these these DET f4752f77w0v 4 8 activities activity NOUN f4752f77w0v 4 9 take take VERB f4752f77w0v 4 10 place place NOUN f4752f77w0v 4 11 at at ADP f4752f77w0v 4 12 multiple multiple ADJ f4752f77w0v 4 13 and and CCONJ f4752f77w0v 4 14 often often ADV f4752f77w0v 4 15 vast vast ADJ f4752f77w0v 4 16 spatial spatial ADJ f4752f77w0v 4 17 and and CCONJ f4752f77w0v 4 18 temporal temporal ADJ f4752f77w0v 4 19 scales scale NOUN f4752f77w0v 4 20 , , PUNCT f4752f77w0v 4 21 which which PRON f4752f77w0v 4 22 to to ADP f4752f77w0v 4 23 some some DET f4752f77w0v 4 24 degree degree NOUN f4752f77w0v 4 25 limits limit VERB f4752f77w0v 4 26 the the DET f4752f77w0v 4 27 use use NOUN f4752f77w0v 4 28 of of ADP f4752f77w0v 4 29 manipulative manipulative ADJ f4752f77w0v 4 30 ecological ecological ADJ f4752f77w0v 4 31 studies study NOUN f4752f77w0v 4 32 to to PART f4752f77w0v 4 33 disentangle disentangle VERB f4752f77w0v 4 34 the the DET f4752f77w0v 4 35 web web NOUN f4752f77w0v 4 36 of of ADP f4752f77w0v 4 37 human human ADJ f4752f77w0v 4 38 and and CCONJ f4752f77w0v 4 39 anthropogenic anthropogenic ADJ f4752f77w0v 4 40 influences influence NOUN f4752f77w0v 4 41 . . PUNCT f4752f77w0v 5 1 however however ADV f4752f77w0v 5 2 , , PUNCT f4752f77w0v 5 3 changes change NOUN f4752f77w0v 5 4 in in ADP f4752f77w0v 5 5 population population NOUN f4752f77w0v 5 6 dynamics dynamic NOUN f4752f77w0v 5 7 often often ADV f4752f77w0v 5 8 leave leave VERB f4752f77w0v 5 9 genetic genetic ADJ f4752f77w0v 5 10 signatures signature NOUN f4752f77w0v 5 11 . . PUNCT f4752f77w0v 6 1 biologists biologist NOUN f4752f77w0v 6 2 can can AUX f4752f77w0v 6 3 use use VERB f4752f77w0v 6 4 molecular molecular ADJ f4752f77w0v 6 5 ecology ecology NOUN f4752f77w0v 6 6 tools tool NOUN f4752f77w0v 6 7 and and CCONJ f4752f77w0v 6 8 carefully carefully ADV f4752f77w0v 6 9 chosen choose VERB f4752f77w0v 6 10 study study NOUN f4752f77w0v 6 11 sites site NOUN f4752f77w0v 6 12 to to PART f4752f77w0v 6 13 investigate investigate VERB f4752f77w0v 6 14 large large ADJ f4752f77w0v 6 15 - - PUNCT f4752f77w0v 6 16 scale scale NOUN f4752f77w0v 6 17 ' ' PUNCT f4752f77w0v 6 18 experiments experiment NOUN f4752f77w0v 6 19 in in ADP f4752f77w0v 6 20 action'natural action'natural ADJ f4752f77w0v 6 21 populations population NOUN f4752f77w0v 6 22 already already ADV f4752f77w0v 6 23 subject subject ADJ f4752f77w0v 6 24 to to ADP f4752f77w0v 6 25 specific specific ADJ f4752f77w0v 6 26 ecological ecological ADJ f4752f77w0v 6 27 processes process NOUN f4752f77w0v 6 28 . . PUNCT f4752f77w0v 7 1 i i PRON f4752f77w0v 7 2 use use VERB f4752f77w0v 7 3 this this DET f4752f77w0v 7 4 approach approach NOUN f4752f77w0v 7 5 and and CCONJ f4752f77w0v 7 6 the the DET f4752f77w0v 7 7 forest forest NOUN f4752f77w0v 7 8 tree tree NOUN f4752f77w0v 7 9 butternut butternut NOUN f4752f77w0v 7 10 ( ( PUNCT f4752f77w0v 7 11 juglans juglans PROPN f4752f77w0v 7 12 cinerea cinerea PROPN f4752f77w0v 7 13 l. l. PROPN f4752f77w0v 7 14 ) ) PUNCT f4752f77w0v 7 15 to to PART f4752f77w0v 7 16 investigate investigate VERB f4752f77w0v 7 17 the the DET f4752f77w0v 7 18 influence influence NOUN f4752f77w0v 7 19 of of ADP f4752f77w0v 7 20 : : PUNCT f4752f77w0v 7 21 contemporary contemporary ADJ f4752f77w0v 7 22 population population NOUN f4752f77w0v 7 23 decline decline VERB f4752f77w0v 7 24 on on ADP f4752f77w0v 7 25 the the DET f4752f77w0v 7 26 distribution distribution NOUN f4752f77w0v 7 27 of of ADP f4752f77w0v 7 28 genetic genetic ADJ f4752f77w0v 7 29 diversity diversity NOUN f4752f77w0v 7 30 , , PUNCT f4752f77w0v 7 31 contrasting contrast VERB f4752f77w0v 7 32 habitats habitat NOUN f4752f77w0v 7 33 on on ADP f4752f77w0v 7 34 patterns pattern NOUN f4752f77w0v 7 35 of of ADP f4752f77w0v 7 36 recruitment recruitment NOUN f4752f77w0v 7 37 and and CCONJ f4752f77w0v 7 38 colonization colonization NOUN f4752f77w0v 7 39 , , PUNCT f4752f77w0v 7 40 and and CCONJ f4752f77w0v 7 41 proximity proximity NOUN f4752f77w0v 7 42 to to ADP f4752f77w0v 7 43 anthropogenic anthropogenic ADJ f4752f77w0v 7 44 landscapes landscape NOUN f4752f77w0v 7 45 on on ADP f4752f77w0v 7 46 rates rate NOUN f4752f77w0v 7 47 of of ADP f4752f77w0v 7 48 interspecific interspecific ADJ f4752f77w0v 7 49 hybridization hybridization PROPN f4752f77w0v 7 50 . . PUNCT f4752f77w0v 8 1 juglans juglans PROPN f4752f77w0v 8 2 cinerea cinerea PROPN f4752f77w0v 8 3 represents represent VERB f4752f77w0v 8 4 a a DET f4752f77w0v 8 5 suite suite NOUN f4752f77w0v 8 6 of of ADP f4752f77w0v 8 7 early early ADJ f4752f77w0v 8 8 colonizing colonizing NOUN f4752f77w0v 8 9 tree tree NOUN f4752f77w0v 8 10 species specie NOUN f4752f77w0v 8 11 , , PUNCT f4752f77w0v 8 12 as as ADV f4752f77w0v 8 13 well well ADV f4752f77w0v 8 14 as as ADP f4752f77w0v 8 15 a a DET f4752f77w0v 8 16 model model NOUN f4752f77w0v 8 17 conservation conservation NOUN f4752f77w0v 8 18 dilemma.my dilemma.my NOUN f4752f77w0v 8 19 work work NOUN f4752f77w0v 8 20 shows show VERB f4752f77w0v 8 21 the the DET f4752f77w0v 8 22 utility utility NOUN f4752f77w0v 8 23 of of ADP f4752f77w0v 8 24 a a DET f4752f77w0v 8 25 comparative comparative ADJ f4752f77w0v 8 26 , , PUNCT f4752f77w0v 8 27 observational observational ADJ f4752f77w0v 8 28 molecular molecular ADJ f4752f77w0v 8 29 ecology ecology NOUN f4752f77w0v 8 30 approach approach NOUN f4752f77w0v 8 31 to to ADP f4752f77w0v 8 32 investigating investigate VERB f4752f77w0v 8 33 these these DET f4752f77w0v 8 34 processes process NOUN f4752f77w0v 8 35 . . PUNCT f4752f77w0v 9 1 first first ADV f4752f77w0v 9 2 , , PUNCT f4752f77w0v 9 3 i i PRON f4752f77w0v 9 4 show show VERB f4752f77w0v 9 5 that that SCONJ f4752f77w0v 9 6 the the DET f4752f77w0v 9 7 major major ADJ f4752f77w0v 9 8 influence influence NOUN f4752f77w0v 9 9 on on ADP f4752f77w0v 9 10 population population NOUN f4752f77w0v 9 11 genetic genetic ADJ f4752f77w0v 9 12 diversity diversity NOUN f4752f77w0v 9 13 is be AUX f4752f77w0v 9 14 not not PART f4752f77w0v 9 15 dramatic dramatic ADJ f4752f77w0v 9 16 20th 20th ADJ f4752f77w0v 9 17 century century NOUN f4752f77w0v 9 18 decline decline NOUN f4752f77w0v 9 19 due due ADP f4752f77w0v 9 20 to to ADP f4752f77w0v 9 21 an an DET f4752f77w0v 9 22 epidemic epidemic NOUN f4752f77w0v 9 23 disease disease NOUN f4752f77w0v 9 24 , , PUNCT f4752f77w0v 9 25 but but CCONJ f4752f77w0v 9 26 rather rather ADV f4752f77w0v 9 27 ancient ancient ADJ f4752f77w0v 9 28 range range NOUN f4752f77w0v 9 29 shifts shift NOUN f4752f77w0v 9 30 following follow VERB f4752f77w0v 9 31 holocene holocene ADJ f4752f77w0v 9 32 - - PUNCT f4752f77w0v 9 33 era era NOUN f4752f77w0v 9 34 climatic climatic ADJ f4752f77w0v 9 35 warming warming NOUN f4752f77w0v 9 36 . . PUNCT f4752f77w0v 10 1 second second ADV f4752f77w0v 10 2 , , PUNCT f4752f77w0v 10 3 i i PRON f4752f77w0v 10 4 show show VERB f4752f77w0v 10 5 that that SCONJ f4752f77w0v 10 6 patterns pattern NOUN f4752f77w0v 10 7 of of ADP f4752f77w0v 10 8 disturbance disturbance NOUN f4752f77w0v 10 9 in in ADP f4752f77w0v 10 10 upland upland NOUN f4752f77w0v 10 11 and and CCONJ f4752f77w0v 10 12 riparian riparian ADJ f4752f77w0v 10 13 habitats habitat NOUN f4752f77w0v 10 14 create create VERB f4752f77w0v 10 15 markedly markedly ADV f4752f77w0v 10 16 different different ADJ f4752f77w0v 10 17 opportunities opportunity NOUN f4752f77w0v 10 18 for for ADP f4752f77w0v 10 19 recruitment recruitment NOUN f4752f77w0v 10 20 and and CCONJ f4752f77w0v 10 21 spatial spatial ADJ f4752f77w0v 10 22 distribution distribution NOUN f4752f77w0v 10 23 of of ADP f4752f77w0v 10 24 diversity diversity NOUN f4752f77w0v 10 25 . . PUNCT f4752f77w0v 11 1 third third ADJ f4752f77w0v 11 2 , , PUNCT f4752f77w0v 11 3 i i PRON f4752f77w0v 11 4 show show VERB f4752f77w0v 11 5 that that SCONJ f4752f77w0v 11 6 while while SCONJ f4752f77w0v 11 7 anthropogenic anthropogenic ADJ f4752f77w0v 11 8 landscapes landscape NOUN f4752f77w0v 11 9 facilitate facilitate VERB f4752f77w0v 11 10 extensive extensive ADJ f4752f77w0v 11 11 hybridization hybridization NOUN f4752f77w0v 11 12 between between ADP f4752f77w0v 11 13 j. j. PROPN f4752f77w0v 11 14 cinerea cinerea PROPN f4752f77w0v 11 15 and and CCONJ f4752f77w0v 11 16 an an DET f4752f77w0v 11 17 introduced introduced ADJ f4752f77w0v 11 18 tree tree NOUN f4752f77w0v 11 19 , , PUNCT f4752f77w0v 11 20 japanese japanese ADJ f4752f77w0v 11 21 walnut walnut NOUN f4752f77w0v 11 22 , , PUNCT f4752f77w0v 11 23 forested forested ADJ f4752f77w0v 11 24 landscapes landscape NOUN f4752f77w0v 11 25 greatly greatly ADV f4752f77w0v 11 26 limit limit VERB f4752f77w0v 11 27 hybridization.the hybridization.the DET f4752f77w0v 11 28 results result NOUN f4752f77w0v 11 29 of of ADP f4752f77w0v 11 30 my my PRON f4752f77w0v 11 31 first first ADJ f4752f77w0v 11 32 study study NOUN f4752f77w0v 11 33 suggest suggest VERB f4752f77w0v 11 34 that that SCONJ f4752f77w0v 11 35 the the DET f4752f77w0v 11 36 reproductive reproductive ADJ f4752f77w0v 11 37 and and CCONJ f4752f77w0v 11 38 life life NOUN f4752f77w0v 11 39 history history NOUN f4752f77w0v 11 40 characteristics characteristic NOUN f4752f77w0v 11 41 of of ADP f4752f77w0v 11 42 forest forest NOUN f4752f77w0v 11 43 trees tree NOUN f4752f77w0v 11 44 may may AUX f4752f77w0v 11 45 allow allow VERB f4752f77w0v 11 46 them they PRON f4752f77w0v 11 47 to to PART f4752f77w0v 11 48 endure endure VERB f4752f77w0v 11 49 extreme extreme ADJ f4752f77w0v 11 50 and and CCONJ f4752f77w0v 11 51 rapid rapid ADJ f4752f77w0v 11 52 environmental environmental ADJ f4752f77w0v 11 53 change change NOUN f4752f77w0v 11 54 , , PUNCT f4752f77w0v 11 55 even even ADV f4752f77w0v 11 56 if if SCONJ f4752f77w0v 11 57 populations population NOUN f4752f77w0v 11 58 are be AUX f4752f77w0v 11 59 reduced reduce VERB f4752f77w0v 11 60 in in ADP f4752f77w0v 11 61 size size NOUN f4752f77w0v 11 62 and and CCONJ f4752f77w0v 11 63 connectivity connectivity NOUN f4752f77w0v 11 64 . . PUNCT f4752f77w0v 12 1 however however ADV f4752f77w0v 12 2 , , PUNCT f4752f77w0v 12 3 the the DET f4752f77w0v 12 4 next next ADJ f4752f77w0v 12 5 two two NUM f4752f77w0v 12 6 studies study NOUN f4752f77w0v 12 7 are be AUX f4752f77w0v 12 8 a a DET f4752f77w0v 12 9 reminder reminder NOUN f4752f77w0v 12 10 that that SCONJ f4752f77w0v 12 11 realized realize VERB f4752f77w0v 12 12 dispersal dispersal ADJ f4752f77w0v 12 13 is be AUX f4752f77w0v 12 14 quite quite ADV f4752f77w0v 12 15 limited limited ADJ f4752f77w0v 12 16 in in ADP f4752f77w0v 12 17 trees tree NOUN f4752f77w0v 12 18 , , PUNCT f4752f77w0v 12 19 particularly particularly ADV f4752f77w0v 12 20 in in ADP f4752f77w0v 12 21 the the DET f4752f77w0v 12 22 absence absence NOUN f4752f77w0v 12 23 of of ADP f4752f77w0v 12 24 suitable suitable ADJ f4752f77w0v 12 25 colonization colonization NOUN f4752f77w0v 12 26 sites site NOUN f4752f77w0v 12 27 . . PUNCT f4752f77w0v 13 1 predictions prediction NOUN f4752f77w0v 13 2 of of ADP f4752f77w0v 13 3 forests forest NOUN f4752f77w0v 13 4 ' ' PART f4752f77w0v 13 5 ability ability NOUN f4752f77w0v 13 6 to to PART f4752f77w0v 13 7 track track VERB f4752f77w0v 13 8 future future ADJ f4752f77w0v 13 9 climate climate NOUN f4752f77w0v 13 10 change change NOUN f4752f77w0v 13 11 are be AUX f4752f77w0v 13 12 therefore therefore ADV f4752f77w0v 13 13 difficult difficult ADJ f4752f77w0v 13 14 to to PART f4752f77w0v 13 15 make make VERB f4752f77w0v 13 16 . . PUNCT f4752f77w0v 14 1 together together ADV f4752f77w0v 14 2 , , PUNCT f4752f77w0v 14 3 these these DET f4752f77w0v 14 4 results result NOUN f4752f77w0v 14 5 emphasize emphasize VERB f4752f77w0v 14 6 that that SCONJ f4752f77w0v 14 7 an an DET f4752f77w0v 14 8 effective effective ADJ f4752f77w0v 14 9 conservation conservation NOUN f4752f77w0v 14 10 approach approach NOUN f4752f77w0v 14 11 is be AUX f4752f77w0v 14 12 the the DET f4752f77w0v 14 13 preservation preservation NOUN f4752f77w0v 14 14 of of ADP f4752f77w0v 14 15 populations population NOUN f4752f77w0v 14 16 , , PUNCT f4752f77w0v 14 17 even even ADV f4752f77w0v 14 18 if if SCONJ f4752f77w0v 14 19 small small ADJ f4752f77w0v 14 20 , , PUNCT f4752f77w0v 14 21 in in ADP f4752f77w0v 14 22 situ situ PROPN f4752f77w0v 14 23 . . PUNCT