Pollution
Show: Crash Course Ecology --> Season: 1 - Season 1
AirDate: 1/14/2013
Runtime: 13
Voting: 0 (0)

Overview: Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and ultimately, humans are responsible for it all.