Starting Wednesday, the state begins America's most ambitious effort to control climate change: Big companies must limit the greenhouse gases they release — from smokestacks to tailpipes — and get permits for those emissions.
Farmer and author Wendell Berry writes about characters who've lived in an imaginary town in Kentucky for generations. He explains why this way of life is threatened, and why we need a national agricultural policy based on ecological principles to protect it.
According to 2010 Census data, more than half of all Americans live within 50 miles of the coast, and still more live by rivers and lakes. Living by water can present a danger, but for many who choose to live there, the draw of the water outweighs the perceived risks.
Urban farming goes vertical, as Singapore opens a 30-feet tall greenhouse for bok choy and cabbage. The farm is already producing half a ton of veggies per day for local supermarkets. But are these vertical "farmscrapers" any more efficient than traditional, flat greenhouses?
Writer Barbara Kingsolver is one of a handful of novelists with a science background, and she puts it to use in her new novel Flight Behavior. Kingsolver discusses the book and why she chose to look at the the issue of climate change in a fictional work set in rural Tennessee.
Did you know that Earth's solid exterior can move around over its core, causing the planet's poles to wander back and forth? Adam Maloof, associate professor of geosciences at Princeton University, discusses the consequences of these shifts, and what may be causing them.
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