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Oceans & Cryosphere
Currents, sea ice, glaciers, and the blue engine of Earth’s climate.
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What’s happening with the ozone hole over Antarctica?
1+ day, 10+ hour ago (450+ words) New report puts the spotlight back on the layer that protects Earth from ultraviolet radiation. For years, the ozone hole over Antarctica was one of those stories that raised alarms every time spring arrived in the Southern Hemisphere. Now, a…...
A Cloudy Climate Mystery Over Antarctica Has Scientists Rethinking Their Models
13+ hour, 54+ min ago (359+ words) Researchers compare observations with leading climate models to identify errors and help improve future climate predictions. Some simulations put too many low clouds over the Southern Ocean, yet still underestimate how much heat reaches the surface below. Observations from an…...
National Geographic Studies Tokelau’s Lagoons, Reefs, and Open Ocean in Support of Marine Conservation
2+ day, 1+ hour ago (513+ words) What we're doing to illuminate and protect the wonder of our world. Meet our global community of changemakers and innovators. Discover learning experiences that spark wonder and curiosity. Become part of the next generation of solution seekers. Join our community…...
Federal government seeks Inuit company to clean up Nunavut High Arctic weather station
2+ day, 2+ hour ago (290+ words) The Isachsen High Arctic Weather Station, northwest of Grise Fiord, will be decommissioned to avoid contamination damaging human health or the environmental, and the contract will target an Inuit company. A request for proposals limited to the Inuit Firm Registry…...
Greenland and Antarctica Are Losing Ice Faster Than Ever — 11.3 Trillion Tonnes Gone in Decades
1+ day, 22+ hour ago (302+ words) An international team of polar scientists has analysed decades of satellite data on the state of the Greenland and Antarctic ice sheets and reached a troubling conclusion: over the period of observation, these regions have lost roughly 11.3 trillion tonnes of…...
Escambia, Santa Rosa team up for reef-cycling initiative
1+ day, 21+ hour ago (64+ words) Navarre Press Damaged metal signposts are getting a second life as underwater microhabitat for marine life in Northwest Florida. The “reef-cycling” initiative is the result of a collaboration between Escambia and Santa Rosa counties. According to Escambia County, the two…...
Maria Mitchell Association hosts talk on buoy-monitoring project updates
2+ day, 1+ min ago (370+ words) (Sept. 18, 2026) Elizabeth “Betsy” Sherman, the Maria Mitchell Association's senior marine science advisor, will speak about the first three year's of the MMA's buoy-monitoring project in Nantucket Harbor. The free presentation will take place at 7 p.m. Wednesday, Sept. 23 at 33 Washington…...
60 hybrid reef structures launch to protect Hawaiʻi coastlines
1+ day, 17+ hour ago (236+ words) The blessing of 60 multi-ton reef structures marked the official launch of the Kalaeloa Hybrid Reef Project. The initiative stations the structures roughly 70 yards out from Kalaeloa Harbor on Oʻahu to reduce wave energy, slow coastal erosion and support a healthier…...
A research station has begun drifting with Arctic sea ice. Here’s why scientists put it there.
2+ day, 10+ hour ago (811+ words) By Lee Karp-BossProfessor, School of Marine Sciences, University of Maine A new research station has begun drifting with sea ice in the high Arctic, marking the start of an ambitious international effort to study one of the fastest-changing and least-understood…...
For 400 years two oceans moved as one, until human emissions began quietly pulling them apart in a way no volcanic eruption in recorded history ever managed to do and scientists only discovered this by reading 400-year-old coral and stone
2+ day, 7+ hour ago (717+ words) Two oceans moved in lockstep for 400 years — until human emissions began quietly pulling them apart in a way no volcanic eruption ever managed. Since the 1980s, something has shifted. The Indian Ocean has started behaving differently from what conditions in the…...