Sticky substances secreted by microbes may help create landforms on Earth. And new research shows that these substances are more preserved in iron-rich sediment. Mars is decidedly iron-rich (it’s the Red Planet, after all), so the new study adds to evidence that microbe goo could help researchers explain landform creation there. “I think this is […]
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.
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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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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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Carbon Dating Reveals the Timing of Puerto Rican Cave Art
New dates from cave art pigment add to evidence that Indigenous Puerto Ricans inhabited the island for millennia.
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River Recovery from Drought Can Take Years
Climate change has created increasingly volatile weather and a drier atmosphere, making it harder for rivers to recuperate after a drought.
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Midwest Livestock Operations Linked to Rise in Ammonia Pollution
For the first time, scientists have linked high-density animal operations in the U.S. Midwest to rising air pollution from ammonia, suggesting need for increased regulation from the EPA.