Charnia masoni, a frond-like organism measuring up to a meter long, lived in the deep sea during the Ediacaran period. Credit: Smith609/Wikimedia Commons, CC BY 2.5 Time travelers to the Ediacaran can ...
In the coming decades, climate change is likely to lead to a loss of sea ice in and an influx of warmer water to the Arctic Ocean, affecting the ocean’s vertical circulation. Brown et al. recently ...
High water levels can cause swift currents that make shipping barges difficult to maneuver and can overwhelm lock and dam systems. Such conditions have become more common since 1960, according to a ...
An automated hydrological logger (drip logger) sits on a stalagmite at Wombeyan Caves in New South Wales, Australia. Credit: Andy Baker Groundwater is one of Earth’s most important natural ...
Satellite images are revealing the scale of the destruction in Sri Lanka caused by landslides triggered by Cyclone Ditwah at the end of November 2025. At the end of November 2025, a “weak” tropical ...
A sign at Point Joe near Pacific Grove, Calif., warns of the risk from tsunamis. Credit: Adam Fagen/Flickr, CC BY-NC-SA 2.0 The public has long been educated to respond to the threat of a tsunami by ...
Pilots prepare to fly microbial sampling systems into smoke from high-intensity crown fires in Utah’s Fishlake National Forest. Credit: Krista Bonfantine, University of Idaho Extreme wildfire events ...
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 ...
New research indicates that the process of stratospheric aerosol injection could save some shallow coral reefs from bleaching. Credit: NOAA, Public Domain When exposed to environmental stressors like ...
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