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The Chesapeake Bay: Another possible casualty of this year’s farm bill

Will farm conservation in the nation's largest estuary be killed in this year's fraught farm bill negotiations? Farmers and green groups hope not.

Living

Heart of glass: Has nature healed a California beach, or does that just make us feel better about our trash?

On the Northern California coastline, the ocean is swallowing up a former garbage dump -- a sign of Mother Nature’s power, sure, and a reminder of our wasteful ways.

Climate & Energy

GOP convention addresses the climate issue: Our comprehensive coverage, day one

Food

Counting the harvest: How numbers can save urban gardens

In 2010, just 67 New York gardens yielded 87,000 pounds of food. Some experts believe data like this is crucial to ensuring the urban agriculture movement takes root.

Cities

Seven years after Katrina, Gulf Coast rail could return bigger than before

Amtrak suspended portions of its Sunset Limited route after Hurricane Katrina washed away swaths of rail. Now mayors from New Orleans to Florida want to bring back more trains than before.

Business & Technology

Contrarian conservationist: Nature Conservancy’s chief scientist riles old-school greens

Biologist Peter Kareiva says conservationists are too focused on restoring pristine nature. Instead, he says, they need to think about creating a future we can all live with.

Food

Keeping it in the family: BPA’s effects might last in our bodies for generations

Scientists who exposed mice to BPA at low-level, consistent doses found that it caused genetic and behavioral changes that persisted for generations.

Politics

Through a green glass, darkly: How climate will reshape American history

How does today's climate crisis revise our understanding of our collective past? Mark Fiege, author of a new environmental chronicle of the U.S., takes us on a natural history tour.

Politics

Rush Limbaugh says Obama manipulated hurricane forecasts to delay GOP convention

The conservative radio host spins out a truly wacky conspiracy theory.