1999 Fall Meeting: Press conferences and special events
...pparently the dynamics of large ice sheets on deep ocean circulation. Researchers consider our present "interglacial climate" to be fragile. The Day the Solar Wind (Almost) Disappeared Monday morning. The day was May 11 this year, and data suggest that the solar wind dropped to almost zero. This was acco...Fall Meeting: updated press conferences and special events
...ly the dynamic effects of large ice sheets on deep ocean circulation. Researchers consider our present "int...or example, interaction between the presumed water ocean and the ice crust that covers it provides conditions that are deemed essential for the generation of...Air pollution from Asia could violate new federal ozone standard
...quickly move air from East Asia directly acrossthe ocean to North America. The process, which the researchers have dubbed "The Asian Express," takesfour to 10 days, too little time for the air to be cleansed over the ocean. "For us to see what we're seeing, I think we have to be talking about a fairly lar...El Niño's dramatic impact on ocean biology and carbon dioxide captured by unique monitoring system
...d consequent changes in upwelling of nutrient-rich ocean waters-thanks to data continuously collected in th...toring tool capable of detecting subtle changes in ocean color that are directly related to the concentration of chlorophyll, a prime indicator of biological...Team led by MSU biologist finds bacteria deep in Antarctic ice
...obes exist on other planets, such as in the frozen ocean thought to exist onJupiter's moon Europa, finding them could be similar to hunting for them in Lake Vostok, thescientists say. "Similar to Lake Vostok accretion ice, this ice may retain evidence for life, if present,in the europan ocean," the scien...Evidence of bacterial life found in deepest-yet Antarctic ice-core
...riments for life probe missions to the ice-covered ocean of the Jovian moon Europa," concludes Karl. Karl and his group are part of an international team of scientists examining the ice below Vostok Station, a Russian scientific outpost in the Antarctic interior. Lake Vostok is one of nearly 80 subglaci...One theory solves two ancient climate paradoxes
....5 billions years ago. "The Earth was 95 percent ocean then," says Jenkins. "Water has a very high heat c..., but also never cools below the freezing point of ocean water. "The climate model shows that the 70-degree tilt could produce the temperatures expected dur......in rock hundreds of meters below dry land, in deep ocean sediments and in fissures crisscrossing the ocean floor. "We're at the point of recognizing that microorganisms have remarkable abilities to coloni......said Swearer. "If a larva develops out in the open ocean and disperses away from the natal population, it's...trace element composition of nearshore versus open ocean waters. "We can use that difference as a chemical fingerprint of which waters the larvae have inhabi...Most highly endowed promotion prize for fourteen scientists and scholars
...ur understanding of ore formation processes on the ocean floor today. The results are thus relevant for the search for economically important ore deposits formed in the oceans in former times. In 1990, Herzig discovered ore deposits of unusally high gold content in the south-west Pacific, and was able to i...Molecular probes link sea lion deaths to toxic algal bloom
... the journal Nature. Harmful algal blooms in the ocean result from the rapid growth of some species of microscopic algae that produce toxic by-products. These toxins can cause public health threats and fisheries closures when transferred up the food chain, but the connection between algal blooms and mari...NASA'S Earth Science highlights for the 80th Annual AMS Meeting
...egional temperatures, atmospheric circulation, and ocean temperature are investigated to determine their role in changing the strength of dust storms. Ina Tegen will present her findings on Wednesday, Jan. 12, 8 a.m. as part of the 11th Symposium on Global Change Studies. Land-Atmosphere Interactions: Su......at life can no longer survive, when ultimately the ocean boils and surface rocks melt. "There will be a time when there will be no record of life ever having existed on Earth," Brownlee said. He and Ward acknowledge that their assumptions about how uncommon advanced life might be in the universe are based ...Research highlights from Pacific Northwest National Laboratory
...here contaminated dredge material is buried in the ocean bed. In conjunction with ERM Group, an international environmental consultancy, Pacific Northwest scientists are helping Hong Kong resource agencies document the impact or lack of impact of confined aquatic disposal on species living on the sea botto...Tube worms in deep sea discovered to have record long life spans
... says. Boththe seeps and vents are regions on the ocean floor where fluids rising fromthe Earth's crust are breaking through and mixing with the seawater. Buthydrothermal vents have a wide range of shifting environments including"black-smoker" chimneys belching out material as hot as 400 degreesCelsius, ......ng, divers will install similar fuel cells in real ocean sediments. Later versions could be designed to bury themselves.......d to the animals and boats will help us understand ocean dynamics. Researchers studying northern elephant ...alised the seals could reveal conditions in remote ocean areas where existing data is sparse. They dive 600 metres down, giving excellent depth coverage. "We...INEEL microbiologist joins Japanese on expedition to tap marine-methane deposits
...mersible drilling rig and started to core into the ocean floor. But a couple of experimental coring techni...timated volume of methane gas presently trapped in ocean floor and continental sediments is generally accepted to be as much as twice the known reserves of r...Plankton are not affected by ozone depletion
...e above Antarctica may not be damaging life in the ocean below after all. If Californian researchers are right, then increased ultraviolet radiation is having scarcely any effect on the growth of marine plankton, the base of the ocean's food chain. The team, led by Kevin Arrigo of Stanford University in P...Unusual mussels may use whale bones en route to hot sea-floor vents
...t," Smith said. Whale carcasses that fall to the ocean floor are a huge source of food for numerous scavengers, including huge sleeper sharks and slimy hagfish, that reduce the body to bones within months. After the scavengers, bacteria and diverse invertebrates move in, including worms, mollusks, crusta...