2013-01-07
[public] 1.88M views, 17.9K likes, 1.02K dislikes audio only
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: /youtube/video/2D7hZpIYlCA
Nitrogen and Phosphorus Cycles: /youtube/video/leHy-Y_8nRs
Ecological Succession: /youtube/video/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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