1 Season
12 Episode
Crash Course Ecology - Season 1 Episode 10 5 Human Impacts on the Environment
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.
- Year : 2013
- Country : United States of America
- Genre : Documentary
- Studio : YouTube
- Keyword : ecology
- Director :
- Cast : Hank Green
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