id author title date pages extension mime words sentence flesch summary cache txt s1784j05v15 Candice Yango Lumibao Genetic Legacies of 10,000 Years of Environmental Changes on Forest Trees 2014 .txt text/plain 397 15 33 Global climate change and human land-use are two main threats affecting species and ecosystems, driving species extinction and biodiversity loss around the world. I examined two historical processes that have had the greatest impact in shaping genetic diversity among species and populations: past climatic oscillations since the last glacial period and the extensive regional forest clearance in the last 500 years. cache/s1784j05v15.txt txt/s1784j05v15.txt