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News
USGS Eastern Ecological Science Center Estuary Science Highlights
2+ day, 10+ hour ago (437+ words) National Estuaries Week, September 20-27 this year, is an annual celebration to raise public awareness about the importance of estuaries, the dynamic ecosystems where rivers meet the sea, and the vital services they provide. Estuaries support rich biodiversity and are essential…...
FORT Science in Action 2026, Part 6: Economics and social science to support wildfire risk management
3+ day, 19+ hour ago (151+ words) usgs.gov Wildfires are increasing in frequency and intensity across the Western United States, posing significant risk to public safety and security. FORT scientists aid decision makers in determining which wildfire risk assessment and reduction actions are most needed and…...
Images - Kīlauea | U.S. Geological Survey
1+ week, 5+ hour ago (565+ words) Kīlauea images of eruptive activity, field work, and more. Seaward sliding of Kīlauea's south flank over many thousands of years has resulted in large ground displacements along shallow faults that break the surface, as shown by the cliffs ("pali" in…...
Is California going to "lose" a threatening volcano?
1+ week, 4+ day ago (348+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Is California going to "lose" a threatening volcano? It's National Preparedness Month, and USGS geologists are currently reassessing the list of young and threatening volcanoes in California and Nevada....
Yellowstone Volcano Observatory…in Arizona?!
6+ day, 1+ hour ago (767+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Yellowstone Volcano Observatory…in Arizona?! The Yellowstone Volcano Observatory is not only responsible for monitoring and studying Yellowstone, but also volcanic systems throughout southwestern United States. Arizona hosts multiple…...
Liquid Water Content Measurements from Bridger Bowl Ski Area, MT, March and April 2025
1+ week, 22+ min ago (38+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Liquid Water Content Measurements from Bridger Bowl Ski Area, MT, March and April 2025...
New Kīlauea summit eruption tephra map
1+ week, 2+ day ago (111+ words) usgs.gov The USGS Hawaiian Volcano Observatory produced a new map following a helicopter LiDAR survey of the ongoing Kīlauea summit tephra deposit and crater floor shortly after the end of lava fountaining episode 52 the morning of July 29, 2026. This map…...
Yellowstone, Redstone, Greenstone, Blueschist—what makes rocks so colorful?
1+ week, 6+ day ago (130+ words) Rocks have a variety of colors that result from the minerals and chemical elements they contain and from their internal structure. Some names of rocks and stones reflect their color. That’s why Yellowstone is called Yellowstone! Yellowstone Caldera Chronicles is…...
Castle Bravo nuclear test
2+ week, 2+ hour ago (18+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Castle Bravo nuclear test...
Forams in Flux: Study Reveals Sharp Decline in Two Key Gulf Plankton Species
2+ week, 4+ day ago (388+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Forams in Flux: Study Reveals Sharp Decline in Two Key Gulf Plankton Species A new USGS study documents an unprecedented decline in two planktic foraminifera species from 2017-2020 in the…...