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Urban Harvest

Confronting climate change and poverty, a new crop of city farmers comes of age in Africa. Table of Contents | Digital Edition
Guardian Environmental Network
By Peter Canby
Deadly Sonar
From the Mag | (2) Comments
March 1, 2007: Sonar, which protects U.S. warships from enemy submarines, also kills whales and other marine mammals. Scientists are trying to figure out why, but the navy, which funds most of their research, seems to have other ideas.
Peter Canby
Peter Canby is a senior editor at the New Yorker. He is the author of The Heart of the Sky: Travels Among the Maya and writes about politics and the environment for publications including the New York Review of Books, Harper's, and The Nation.