Science

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Over the objections of Democratic leaders and Nevada's representatives, the U.S. Senate approved federal plans to build a massive nuclear waste storage site under Yucca Mountain, some 90 miles northwest of Las Vegas, Nevada.

In the second of two reports, Betty Ann Bowser looks at the ongoing debate over cautionary measures to prevent forest fires from being so destructive.

The huge forest fires in the West this year have triggered a debate over how to keep them from being so damaging. Betty Ann Bowser reports on the conditions that helped spark the wildfires.