Standing dead trees—or snags—shelter animals, store carbon, and cycle nutrients. A long-term monitoring study found that lopping off a tree’s top branches is a good way to turn it into a snag within about 20 years.
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Record-Breaking Temperatures Likely as El Niño Persists
Global surface air temperatures will likely remain high through early summer because of a continuing El Niño event.
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Mapping Sinking Land for Tribal Resilience in Louisiana
The Grand Caillou/Dulac Band of Biloxi Chitimacha Choctaw Tribe has been losing land to the sea, which could hamper efforts to gain federal recognition.
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Last Chance Lake Harbors the Highest Known Levels of Phosphate
Bodies of water such as this might have functioned as cradles of life, given their unique biogeochemistry.
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Roman Plagues Struck During Cool, Dry Periods
Marine sediments from the Gulf of Taranto offer a high-resolution look at climate during ancient disease outbreaks.
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El Niño May Have Kicked Off Thwaites Glacier Retreat
Antarctica’s “Doomsday Glacier” started losing mass midcentury, around the same time as its neighboring glacier.
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Antarctic Ice Cores Capture Heavy Metal Pollution—And History
An ice core record stretching back more than 2 millennia hints at the mining and metallurgy that waxed and waned with events such as wars and epidemics.
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Iceland’s Recent Eruptions Driven by Tectonic Stress
Magma flow in the magmatic dike near Grindavík was among the fastest recorded. The processes driving that flow could be at play at volcanoes in Hawaii, off the African coast, and anywhere crustal plates split apart.
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Commercial Lander Touches Down on Moon
The first Intuitive Machines lunar mission carries/carried six scientific payloads from NASA to contribute to the Artemis Program.
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Almost a Year in, Drought in the Amazon Is Far from Over
Strengthened by climate change, northern Brazil’s dry spell might last longer than originally fore-cast, with lingering ecological and economic consequences.