Popocatépetl looms over central Mexico, but local perception of risk from the volcano varies depending on factors such as age, proximity, and life experience. Credit: Russ Bowling/Flickr, CC BY 2.0 If ...
Coccolithophores build armored shells out of calcium carbonate, influencing ocean chemistry in the process. Credit: Courtesy Dr. Alison Taylor; Mejia, 2011, https ...
This conceptual illustration shows the contrasting responses of a low-latitude highlands ecosystem in China to a drought versus a heat wave. The image at left depicts the severe ecosystem collapse and ...
New research examined the geochemistry of magma crystals from the mostly submarine stratovolcano Bogoslof in Alaska to better forecast future eruptions. Credit: T. Keith/U.S. Geological Survey via ...
Two observers in southeast Alaska log monitoring data. Credit: Lee House, NOAA’s Arctic Report Card 2025 NOAA released this year’s Arctic Report Card on 16 December at AGU’s Annual Meeting 2025 in New ...
Landslides on the southern side of Lake Takengon in Sumatra triggered by the November 2025 rains. Image copyright Planet Labs, used with permission, collected on 30 November 2025. The Landslide Blog ...
New research examines how much heat people are exposed to as they walk to and from the metro stations in Chicago, New York City, and Washington, D.C. Credit: Pepper St. Clair Taking the train or ...
Astronauts on the Moon (like Harrison H. Schmitt, pictured collecting lunar samples in 1972) could one day live in lunar habitats made of “mooncrete.” Credit: NASA/JSC, Public Domain NASA’s Artemis ...
Around the world, phytoplankton in the upper ocean help to cycle key nutrients and regulate Earth’s climate by absorbing carbon dioxide. These photosynthesizing organisms rely on dissolved iron as an ...
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