Hank gives the run down 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.
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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=2D7hZp...
Nitrogen and Phosphorus Cycles: http://www.youtube.com/watch?v=leHy-Y...
Ecological Succession: http://www.youtube.com/watch?v=jZKIHe...
Climate Change: http://www.youtube.com/watch?v=M2Jxs7...
Invasive Species: http://www.youtube.com/watch?v=eDOwTX...
Food Shortage: http://www.youtube.com/watch?v=bPLJP8...
References and image licenses for this episode can be found in the Google document here: http://dft.ba/-3n5P Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse