Climate Extreme Heat
All Stories
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![man sticks head in water fountain]()
![man sticks head in water fountain]()
As Montana warms, Missoula’s first heat map reveals hidden hotspots
The mapping effort is uncovering unexpected patterns, with some undeveloped and heavily forested areas holding more heat than researchers anticipated.
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![a simple collage with a thermal heat image of a football field in the center and a normal football field view around it]()
![a simple collage with a thermal heat image of a football field in the center and a normal football field view around it]()
These psychedelic images reveal what your weather app isn’t telling you
Equipped with some fancy technologies, Grist goes on a journey across Portland, Oregon, to chart the nuances — and inequalities — of urban heat.
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![digital collage of raspberry, Cyclospora bacteria, and lettuce with arrows]()
![digital collage of raspberry, Cyclospora bacteria, and lettuce with arrows]()
4 things to know about cyclospora and climate change
A fragile food system, uneven public health messaging, and global warming are all working to supercharge the parasite’s spread.
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![The sun behind the NYC skyline]()
![The sun behind the NYC skyline]()
Is it getting too hot for summer school?
Scorching temperatures are testing the limits of programs meant to help students catch up academically.
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![A line of cyclists competing in the Tour de France douse themselves with water to stay cool.]()
![A line of cyclists competing in the Tour de France douse themselves with water to stay cool.]()
The year climate change came for the Tour de France
Record heat, wildfire threats, and an unprecedented stage modification highlighted the growing challenge global warming poses to endurance sports.
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![a man wearing a black shirt walking down the street in new york city's midtown wipes the sweat off his brow with a small orange towel]()
![a man wearing a black shirt walking down the street in new york city's midtown wipes the sweat off his brow with a small orange towel]()
No federal heat standard? NYC workers are building their own safety net.
As summer temperatures climb, city agencies and community groups are partnering to protect workers against extreme heat.
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The oceans are full of heat, and it’s coming ashore
The ocean absorbs 90 percent of the excess heat from global warming. It doesn't all stay there.
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![Stadium staff work before the FIFA World Cup 2026 Round of 16 match between Mexico and England at Mexico City Stadium]()
![Stadium staff work before the FIFA World Cup 2026 Round of 16 match between Mexico and England at Mexico City Stadium]()
Workers are risking dangerous heat to keep the World Cup running
A patchwork of government protections and company policies have left them more vulnerable.
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![A man is taking a walk with a parasol in the morning.]()
![A man is taking a walk with a parasol in the morning.]()
Western Europe just set the record for its hottest June ever
Several countries experienced all-time highs in June as Europeans endured unprecedented heat and dangerously elevated overnight temperatures.
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![A palm tree sits next to a FIFA sign]()
![A palm tree sits next to a FIFA sign]()
Los Angeles turns ‘most polluting’ World Cup into Olympic rehearsal in bid for climate legacy
The city is testing heat and transport plans against an influx of global sports fans, which should both inform Olympic decisions and help it cope with growing climate risks.
