Portugal, a country helplessly prone to forest fires

As the temperature began to soar across the Iberian peninsula last week, everyone knew it was only a matter of time before fires started—they've become a summer fixture. But this time they came with a vengeance, one in ...

How wildfire restored a Yosemite watershed

For nearly half a century, lightning-sparked blazes in Yosemite's Illilouette Creek Basin have rippled across the landscape—closely monitored, but largely unchecked. Their flames might explode into plumes of heat that burn ...

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