Here's an article from the "New York Times Magazine" that deserves to be read. It's about birds, how we are losing them, and how we look at that. Copy and paste this link in your address bar.

http://www.nytimes.com/2014/12/07/magazine/are-we-missing-the-big-picture-on-climate-change.html?_r=0

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co2 levels 400+ ppm

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20 good places to bird, more or less nearby