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Special Report

Earth 3.0: Solutions for Sustainable Progress

Solutions to environmental problems ranging from global warming to peak oil--and how the environment is playing a role in this year's elections

  • September 24, 2008
Global Warming: Beyond the Tipping Point

Global Warming: Beyond the Tipping Point

The world's most outspoken climatologist argues that today's carbon dioxide levels are already dangerously too high. What can we do if he is right?

September 1, 2008 — Michael D. Lemonick

Earth 3.0

Scientific American editor Mark Fischetti talks about Earth 3.0, a new SciAm publication concerning energy, sustainability and the environment. And ScientificAmerican.com writer Larry Greenemeier discusses the interface between nanotech and biology. Plus, we'll test your knowledge about some recent science in the news. Web sites mentioned in this episode include www.sciamearth3.com

September 24, 2008 — Steve Mirsky
Buying Green: 7 Ecofriendly Products

Buying Green: 7 Ecofriendly Products

SciAm takes a look at new products, from environmentally friendly suede jackets to biodegradable toilet paper

September 1, 2008 — Steven Ashley

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