If I want to help the environment, should I buy wool or cotton?

Illuminating answers to environmental questions.
Jan. 29 2008 7:44 AM

Wool or Cotton?

Which fabric is best for the Earth?

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Is there an environmental quandary that's been keeping you up at night? Send it to ask.the.lantern@gmail.com, and check this space every Tuesday.

Brendan I. Koerner is a contributing editor at Wired and a columnist for Gizmodo. His first book, Now the Hell Will Start, is out now.