Economy Apr 21

Watch 9:27
Can a tax help cut down greenhouse gas pollution?

Is making pollution expensive the best way to combat climate change? Economist Yoram Bauman thinks so -- he’s spearheading a campaign for a carbon tax in Seattle. But the proposal is raising opposition, and has brought together some unlikely bedfellows…

Science Feb 23

Extreme heat waves may occur yearly by 2075

Future heat waves will become hotter and more frequent across the globe if measures aren’t take to cap greenhouse gas emissions, the National Center for Atmospheric Research announced Tuesday.

Aug 02

Obama to impose steeper cuts on power plant emissions

President Barack Obama will impose even steeper cuts on greenhouse gas emissions from U.S. power plants than previously expected, senior administration officials said Sunday, in what the president called the most significant step the U.S. has ever taken to fight…

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