Rebecca Hersher
Stories
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Science
How Climate Change Is Fueling Hurricanes Like Ida
Hurricane Ida rapidly gained strength right before it hit Louisiana this weekend. Abnormally hot water in the Gulf of Mexico acted as fuel for the storm.
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Science
The Floods In Tennessee Aren't Freak Accidents. They're A New Reality
At least 21 people died in floods in Tennessee over the weekend. Such dangerous flash flooding is a hallmark of climate change.
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Environment
A Major Report Warns Climate Change Is Accelerating And Humans Must Cut Emissions Now
The U.N. has released the most comprehensive global climate science report ever. It is unequivocal: Humans must stop burning fossil fuels or suffer catastrophic impacts.
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Environment
How Climate Change Is Driving Extreme Weather
Weather-wise, it's been a disastrous summer. Scientists say climate change is driving deadly weather disasters around the world, as hotter temperatures produce deeper droughts and heavier rains.
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Science
Climate Scientists Meet As Floods, Fires, Droughts And Heat Waves Batter Countries
Hundreds of scientists are meeting to finalize a landmark climate report. It's meant to guide the next decade of international climate policy, but it's unclear if politicians will act on it.
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Science
There's Not A Cloud In The Sky, But Your House Could Still Be Underwater
Coastal areas are seeing a steady increase in high tide flooding. Scientists warn the problem is accelerating as the Earth gets hotter. And a little wobble in the Moon's orbit isn't helping.
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Science
Colder Climates Meant Bigger Bodies For Ancient Humans
Human ancestors got steadily larger over the last 1 million years. Our relatives living in colder places developed bigger bodies, a new study finds.
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Science
More Than Half Of U.S. Buildings Are In Places Prone To Disaster, Study Finds
Buildings are concentrated in places that are likely to be hit by a disaster such as a hurricane, flood or wildfire, researchers found. That includes both urban and rural hotspots.
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Science
Earth Is Barreling Toward 1.5 Degrees Celsius Of Warming, Scientists Warn
Scientists say humans must keep global temperatures from increasing more than 1.5 degrees Celsius. The World Meteorological Organization warns that number is looming.
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Science
EPA Moves To Cut A Group Of Powerful Greenhouse Gases
The EPA plans to phase out hydrofluorocarbons, or HFCs, which are used in refrigerators and air conditioners. When HFCs are released into the atmosphere, they are extremely good at trapping heat.