Wildfire threat spreads across warming world
3 Aug 2015

Image: USDA Forest Service.
An experimental forest fire in Canada, where fire suppression costs are mounting
By TIM RADFORD.- As climate change warms the world, vegetation dries, rainfall patterns waver and the threat of wildfire spreads.
In the past 35 years, the wildfire season has grown longer by a fifth, and wildfire is now a threat to one fourth of all the plant-covered land on the planet.
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