Bans on older versions of “forever chemicals” seem to be working. But emerging variants behave in ways that scientists are only beginning to pin down.
Grace van Deelen
Grace van Deelen, joined Eos in 2023 as a staff writer. She covers all things Earth science and is particularly interested in stories that highlight the intersection of society, the environment, and equity in science. Grace holds a master’s degree from MIT’s Graduate Program in Science Writing and bachelor’s degrees in biology and anthropology from Tufts University.
Posted inNews
As the Coal Industry Fades, Life Expectancies in Coal Country Shift
Coal mining brings a slew of risks to communities, but “being employed is good for your health.”
Posted inNews
Widening Channels and Westerly Winds Together Formed Earth’s Strongest Current
The Antarctic Circumpolar Current could only develop once wind patterns aligned with new ocean passages 34 million years ago, a new study suggests.
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As Ice Recedes and Land Rebounds, Antarctica’s Mineral Resources Come into Focus
Melting ice, rebounding land, and rising seas will change what resources are available in Antarctica, a new analysis finds.
Posted inResearch & Developments
Arctic Winter Sea Ice Hits a Record Low, Again
Sea ice in the Arctic has likely hit its maximum extent for the year, the National Snow and Ice Data Center (NSIDC) said on 26 March. That maximum extent is one of the lowest ever recorded, tying last year’s record for the least sea ice coverage in the 48-year observational record.
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Apollo Samples Told a Conflicting Story About Lunar Magnetism, Until Now
Observations suggested the Moon had both a weak and strong magnetic field in the distant past. A new study presents a theory accommodating all the evidence.
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These Underprotected Brazilian Wetlands Store Carbon with Staggering Density
The Cerrado, largely overlooked in climate science and policy, is a critical carbon sink, according to new research.
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Thousands Rally to Support the Need for Science in a Democracy
Dozens of Stand Up for Science gatherings nationwide focused on the importance of science for federal policymaking.
Posted inResearch & Developments
Antarctic Ice Sheet Has Lost a Connecticut-Sized Amount of Ice Over the Past 30 Years
A new study of Antarctica has found that since 1996, its ice sheet has lost 12,820 square kilometers (nearly 5,000 square miles) of ice—nearly enough to cover the state of Connecticut, or 10 cities the size of Greater Los Angeles.
Posted inResearch & Developments
After Restructuring, NSF Wants to Hire More Staff but Reduce Solicitations
After large reductions in staffing last year, the National Science Foundation (NSF) is now seeking to hire more employees.