Environment
Arctic fires are releasing carbon stored for thousands of years
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wildfires
Environment
Trees may be getting more flammable because of climate change
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Environment
California bets on iron-salt battery power to protect against wildfire
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Environment
California isn't clearing forests fast enough to tame wildfires
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Environment
US scientists rebuild climate risk map deleted from government site
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Environment
Tree scars reveal how wildfires in centuries past differed from today
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Environment
Setting fire to a million acres of California could cut smoke by half
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Earth
California wildfires fuelled by months of unusual extreme weather
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Environment
Monster wildfires are sending more smoke into the stratosphere
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Video
Searching for the future of wildfires in 2-million-year-old caves
Video
Earth
What ancient stalagmites can tell us about life on a hotter Earth
Features
Earth
Some wildfires are growing twice as fast as they did two decades ago
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