New bathymetric map of the western Gulf of Alaska. New seafloor maps show for the first time the course of ancient ice masses. They show how they shaped essential habitat for the western Gulf of Alaska’s abundant fish, seabirds, and marine mammals. Scientists wove together historical and modern data—from century-old hand-drawn charts to modern multibeam surveys. They created […]
NOAA scientists and partners have released a Climate Vulnerability Assessment for groundfish, crabs, and salmon in the Eastern Bering Sea. They looked at the potential impacts of changing climate, ocean temperatures, and other environmental conditions on 36 groundfish, crab and salmon stocks. Of these, four rockfish stocks, flathead sole and Tanner crab were determined to be the most vulnerable. Several […]
Arctic sea ice could disappear completely through September each summer if average global temperatures increase by as little as 2 degrees, according to a new study by the University of Cincinnati. The study by an international team of researchers was published in Nature Communications. “The target is the sensitivity of sea ice to temperature,” said Won […]
Free Tool Helps Teachers, Students Understand The Earth An enormous earthquake, the most powerful ever recorded, rocked southern Chile on May 22, 1960 and created a tsunami that raced across the Pacfic Ocean. As giant waves rippled outward, they sped along the shore and bounced back and forth off islands, battering Chile with […]