My Favorite Environmental Books

In honor of Earth Day, environmentalist Bill McKibben picks his five favorite books about nature and conservation. His own book, Eaarth, is out now.

04.21.10 10:48 PM ET

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Bill McKibben is the author of Eaarth and more than a dozen books, including The End of Nature, Enough: Staying Human in an Engineered Age, and Deep Economy. He is the founder of the environmental organizations Step It Up and, a global-warming awareness campaign that in October 2009 coordinated what CNN called "the most widespread day of political action in the planet's history."