Marine biology course uses Antarctica as its classroom
...temperatures as its supercooled water drive global ocean currents. "The Southern Ocean is perhaps the world's largest marine ecosystem," noted Wade Jeffrey, of the University of West Florida. Because of Antarctica's effects on global currents, he added, "what goes on in the Antarctic circulation does indee...Sewage in urban runoff may spur growth of harmful algal blooms
...gion," said Raphael Kudela, assistant professor of ocean sciences at the University of California, Santa ...ncreased concentration of urea introduced to the ocean by urban runoff," Kudela said. Kudela and coauthor William Cochlan of San Francisco State Univers...USGS scientists find new population of Asian swamp eels in south Florida
...e eels, in part because they do not migrate to the ocean to spawn. The species introduced to Florida is native to tropical, subtropical and somewhat temperate climates in Eastern Asia. In Asia, the eel is a popular food fish. In North America, the species is sometimes kept as an aquarium fish. As the nat...Aerosol pollutants in atmosphere likely masking global warming
...as studied similar modification of clouds over the ocean and their effects, said aerosol particulates in th..." Toon said. In the 1980s, long, bright lines in ocean clouds seen from the air were determined to be the tracks of ships, which were sending exhaust into ...Purdue researcher creates soy feed to keep fish on the table
...h food based on his research. "We've maxed out the ocean fisheries," says Purdue aquaculturist Paul Brown. "For example, eight or nine strains of Pacific salmon are now on the rare or endangered species list. We need an alternative. To meet global demand in the future, aquaculture must grow." For aquacultu...UC Irvine researchers discover how airborne sea salt particles may influence air pollution levels
...salt particles--a common ingredient of coastal and ocean air--undergo a previously unrecognized chemical re...lished quality standards for this pollutant. "The ocean is two-thirds of the earth's surface, so to understand global climate issues and the chemistry of ai...Increasing carbon dioxide threatens coral reefs
...ged the carbonate concentration in the Biosphere 2 ocean to that projected level, he observed significant r...pollution, he says. The project is underway in the ocean ecosystem at Columbia's Biosphere 2 laboratory near Oracle, Arizona. The 700,000-gallon aquarium of ...Spring meeting press conferences
...o the public), by Dr. Cindy Lee Van Dover. No deep ocean discovery of the past century surpasses that of active volcanoes, the mid-ocean ridges that circle the globe, and their concomitant hydrothermal systems. The fauna already found in these systems, different in each ocean, are probably just a hint at w...$1.5 million awarded to marine conservationists
...restigious award for preservation of the sea Ten ocean ambassadors from five continents, ranging from non... an environmental writer and marine scientists, to ocean advocates and policy makers, have been awarded $150,000 each by the Pew Fellows Program in Marine Co...UC Davis researchers were key to Clinton's order for marine reserves
...ted areas. Marine protected areas are areas of the ocean and coast that are protected from some or all human activities to conserve biodiversity, sustain fisheries, preserve cultural and recreational resources, and to provide valuable natural laboratories for scientific research. Currently, less than one o...Seafloor off Mid-Atlantic coast highly charged with gas
...s," said Mike Purdy, director of NSF's division of ocean sciences. "We now know that biological, chemical ...nificant discoveries are waiting to be made on the ocean floor. The importance of exploring our own planet is again made very clear." "We were a bit take......yana, the launch route eastwards will be over open ocean in case of mishaps. Beal plans to buy, then partially drain, 100 square kilometres of swamp on the north bank of the River Waini and lease from Guyana a buffer zone three times as large. Hinds calls the site "generally unproductive land never befor...June 'Geology' and 'GSA Today' highlights
...l tool, lithium isotopes, to test if the subducted ocean crust beneath Panama has melted. Similarity betwee...ite lavas (<3 million years old) and of modern ocean crust suggest that the crust subducting under Panama is first 'sweated' off, then melted. Dimeth...Discovery of fossil mollusks in Alaska links histories of Arctic Ocean and Isthmus of Panama
...tion had been theorized by computer models of past ocean flow, and was thought to have been caused by forma...thmus caused drastic shifts in Northern Hemisphere ocean currents, and initiated the flow of the Gulf Stream. However, just when these changes took place an...Global warming may be delayed by increase in ocean silica
... (6-19-00) -- Increasing amounts of silica in the ocean may be removing large amounts of carbon dioxide fr...une 2000 issue of Paleoceanography, an increase in ocean silica levels also could explain why atmospheric carbon dioxide levels decreased by 30 percent durin...Do fish farms really add to the world's supply of fish?
...delicacies has contributed to a sharp reduction in ocean fish populations. Throughout the world, a growing ...th the international demand for seafood. But while ocean fisheries are in decline, commercial fish farming - or aquaculture - is booming. Farmers now produce...Intriguing archaeological sites, isolated lake targets of Kuril Expedition
...by channels of swift-moving water or miles of open ocean for millions of years. Scientists are particularly interested in the differences that evolved in species isolated on single islands, Pietsch says. For the first time this year, for instance, scientists will make a concentrated study of a high-ele......er droplets drifting high in the sky. Thrown up by ocean waves, these droplets could have provided just the...r of surfactants comes down to another part of the ocean and picks up a second layer that would be different," says Tuck. "This is a characteristic of bacter...Canadian scientists find potent antifreeze protein that equips insects to brave winter
...Zongchao Jia and their students that explained how ocean fish survive Arctic waters as a result of the antifreeze proteins in their blood. Four years ago, the Queen's biochemists revealed the structural basis for how the fish proteins bind irreversibly to ice crystals and stop them from growing. A second...