Metals from spacecraft reentry don’t simply vaporize and vanish. Scientists found them in the stratosphere.
News
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Fire Histories May Be Written on Grains of Sand
Tiny bits of quartz record the intensity of fires from hundreds or even thousands of years ago, potentially offering new ways to study historic fires and how heat affects soil.
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Current Efforts Not Enough to Keep Warming Under 1.5°C
A canyon between current efforts and necessary action means global temperatures are on track to rise far beyond Paris Agreement goals.
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A Not-So-Hoppy Future for Beer Drinkers?
New research examining the impact of climate change on hops production has brewed up a storm.
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Arrokoth’s Mounds Hint at How Planetesimals Form
The most remote world ever seen up close is a mash-up of smaller pieces.
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Climate Change Narrows the Window for Prescribed Fires
Longer, drier summers may mean fewer opportunities for firefighters to safely burn would-be wildfire fuel in the western United States.
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Even Treated Sewage Harms Freshwater Ecosystems
In a controlled experiment, researchers diverted wastewater from an advanced treatment facility into a healthy stream and monitored the unfolding ecological effects.
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Deep Emissions Cuts Still Needed to Prevent the Worst Climate Change Impacts
A new federal report says the effects of human-caused climate change are worsening in every region of the United States, but the technology to address it exists.
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GPI: The Geoscientist Price Index
So you want to be a geoscientist? Inspired by the Consumer Price Index, here’s what might be in your “market basket.”
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Solar Storms May Scramble Signals for Migratory Birds
Birds use Earth’s magnetic field to migrate, but severe space weather may interfere with navigation and reduce the number of birds in the sky.