New Dating Technique May Revise Geologic Time Scale
...w seawater and this process slows or stops if the ocean is too shallow or too deep.Consequently some grains may form in a sediment millions of years after it wasdeposited when sea level conditions above it are appropriate. "We think we have a way of dating the times at which glaucony formationis g...... pieces,but most of the Earth at that latitude was ocean 214 million years ago, andevidence of any ocean-bottom craters has long been obliterated. The impactsmay have occurred over a period of several days, depending on how widely thefragments were dispersed. Rowley said that the chance that these craters...Coastal Development Threatens Rare Atlantic Shorebird
...r man-made sand hillscalled "spoils," dredged from ocean channels. Another 125 or so pairs still tryto nest on beaches each year without much success. The researchers say withoutfurther protection, the Atlantic least tern, already listed as "rare" by theGeorgia Department of Natural Resources, is vulnerabl...This Year, Earth Day Is All Wet
...humans -- who rely on the rich marineresources the ocean provides. Almost three-quarters of the planet is covered by water, and that water's vitalimportance to daily life is the focus of this year's Earth Day, which comesduring the International Year of the Ocean. U.S. Commerce Secretary Daley will talk ...3,500 Earth And Space Scientists To Report Latest Findings At Boston Meeting
...day, May 27. On Friday afternoon, May 29, ocean scientists will discuss progress inthe Boston Harbor cleanup experiment. One of the more unusual analyticapproaches is that of Profs. R. Siegener and R. F. Chen of the University ofMassachusetts, Boston, who have studied the significance of caffeine ...Biosphere Lessons Can Be Applied To Space, Former Crew Co-Captain Says
...re 2also contained a rain forest, a million-gallon ocean with a coral reef, adesert, a savanna, a marsh, 3,800 species of plants and animals, as well asliving quarters for the crew of four men and four women. In future space travel such as a base on another planet, similar"biospheres" may be used t...Biggest Acoustics Meeting Ever
...ill show that the data allow researchers to detect ocean temperature changes with aprecision of a thousandth of a degree Celsius per day (1aAO1). These encouraging findings suggest thatATOC--and acoustic thermometry in general--holds promise for providing useful information to theglobal warming controversy...Press Events At Spring Meeting
...and teachers near real-time data from 200 drifting ocean buoys. USGS will also display in the exhibit area...day only!)instrumentation that produces CD-ROMs of ocean floor data on board ship. Light refreshments will be served.(Meeting sessions on these topics will b...ASU Scientists Join NASA Astrobiology Institute
...f the moons of Jupiter. Theexciting prospect of an ocean beneath the icy mantle of Europa's crust has focusedNASA's attention on developing a new mission there in 2003. With the prospectof a record of past life on Mars and living organisms on Europa, missions to Marsand Europa will provide ample opportunit...Highlighting USGS Science At AGU
...stem used on board ship can produce CD-ROMs of the ocean floor topography. Thursday, May 28 Invited Speaker: Dr. Robert M. Hirsch, Chief Hydrologist, USGS, gives a presentation on Small Watershed Investigations in the United States (H41G-01) at 8:35 a.m. in Convention Center Room 210. 12:15 p.m. - 12...East Coast Oceans Public Meeting To Be Held In Tampa, Florida
... the nation is prepared to restore and protect the ocean environment. Reports of the meeting will be av...nce is designed to bring together leaders from all ocean sectors to discuss marine and coastal issues. The theme of the Environment and Health Panel is: Mai...Increasing Frequency Of El Nino Takes Toll On Northern Hemisphere's Only Penguins
...nt, which is unusual," Boersma said."It's like the ocean is the desert right now and the land is the garden...n Oscillation, or ENSO, events causechanges in the ocean that deprive the penguins of the schools of small fish,mostly mullet, on which they feed. Typically...Micro-Plants Yield Pharmaceutical New Wave
...gae - single-cell marine plants at the base of the ocean food chain - produce a range of biochemicals with...e thousands of different microalgae in Australia's ocean territories which, at 16 million square kilometres, cover twice the size of the nation's landmass. ...As A 'Carbon Sponge,' Iron-Poor Coastal Waters Can't Always Do The Job, NaturePaper Shows
...ich foods help children grow stronger, iron in the ocean gives aboost to microscopic plants called phytopla...ut, Hutchins cautions, dumping extra iron into the ocean could make matters farworse by triggering unforeseen chemical and biological consequences. "We areno...USGS Scientists Find New Invasive Fish Species In Florida
...e eels, in part because they do not migrate to the ocean to spawn. The species introduced to Florida has been tentatively identified as Monopterus albus, a species native to tropical, subtropical and somewhat temperate climates in Eastern Asia. In Asia, the eel is a popular food fish....Minuscule Ocean Plants Help Stabilize Earth's Atmosphere, Climate
...bysequestering vast amounts of the gas deep in the ocean when they die, wroteoceanographers from Rutgers an...ate Earth's climate in an intricate interplay with ocean currents,wind-blown dust, nutrient discharges from rivers, solar radiation levels andother factors, ...New Long-Term Ecological Research Site Funded For Plum Island Sound Ecosystems Study
...ade by NSF's divisions of environmental biologyand ocean sciences, is for $3,780,000 over six years. Researchers aim todiscover how these factors have impacted three estuaries along the U.S. EastCoast: Plum Island; Wells, Maine; and North Inlet, South Carolina. Plum Island Sound is the most rece...Study 'Gone With The Wind' Provides Stellar Ecological Example
...f a storm surge. The effect is thatwith the whole ocean at a higher level for several hours, everything that wasn'tstripped away when the surge hit the island was drowned or carried off bywater." Losos said there are several unique aspects to the study. "We had data on the island ecosystem...Study Suggests Weekly Hurricane And Rainfall Patterns Are Linked To East Coast Pollution
..., they found no dailyvariation when looking at the ocean as a whole, but a pronounced sine-wavepattern of variation for just the coastal areas, with average dailyprecipitation rising on Thursday and into the weekend and then dipping fromSunday through the middle of the week. Balling notes that when the tea......udies of year-to-year and long-term changes in the ocean suggest the salmon declines are in part the result of natural ocean cycles. "It was bound to happen," says Milo Adkison, an assistant professor of fisheries at the Univ...