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5 Human Impacts on the Environment: Crash Course Ecology #10
Hank gives the rundown on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides.
Table of Contents
Ecosystem Services 00:51
The Importance of Biodiversity 04:07
Deforestation 06:42
Desertification 06:49
Global Warming 07:59
Invasive Species 08:51
Overharvesting 09:20
Crash Course/SciShow videos referenced in this episode:
Hydrologic and Carbon Cycles: http://www.youtube.com/watch?v=2D7hZpIYlCA
Nitrogen and Phosphorus Cycles: http://www.youtube.com/watch?v=leHy-Y_8nRs
Ecological Succession: http://www.youtube.com/watch?v=jZKIHe2LDP8
Climate Change: http://www.youtube.com/watch?v=M2Jxs7lR8ZI
Invasive Species: http://www.youtube.com/watch?v=eDOwTXobJ3k
Food Shortage: http://www.youtube.com/watch?v=bPLJP84xL9A
References:
http://www.fs.fed.us/ecosystemservices/About_ES/index.shtml
http://www.endangeredspeciesinternational.org/overview5.html
http://www.epa.gov/acidrain/effects/surface_water.html
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