Researchers expand dating of marine animals to brachiopods
... such things as what influenced the environment or oceans in times before historical records. Rebuilding a l...rds, "time slices of what has been going on in the oceans over time," Carroll said. This can help in determining the recent history of the environment. Carrol...Ancient South African soils point to early terrestrial life
... Evidence that microorganisms flourished in the oceans since at least 3.8 billion years ago exists, but when these microorganisms colonized on land is not clear. The oldest undisputed remnants of terrestrial biomass have been 1.2 billion-year-old microfossils found in Arizona. Examining samples take...Hawaiian chemist honored for ocean research at Pacifichem 2000
...past 50 years, many leading scientists believe the oceans may produce the next wave of treatments for a vari...y percent of the earth's surface is water, and the oceans contain millions of organisms with natural chemicals that may prove beneficial in treating human dis...Scientists track phosphate to better understand global warming
...voirs, estimate long-term phosphorus burial in the oceans through geologic time, pinpoint phosphorus sources...e phosphorus eventually travels through streams to oceans and into marine sediments. A "feast or famine" element, phosphorus is unequally distributed through...Global diagnosis completed of ocean regions most sensitive to an iron-rich diet
...egions, an important step in understanding how the oceans biology controls the flow of carbon between the at...eeing which phytoplankton-rich areas of the worlds oceans were also areas that received iron from wind-blown dust. Iron is one of the essential nutrients need...New views of tropical thunderstorms and pollution effects on rainfall presented at AGU meeting
...findings of thunderstorm development over tropical oceans and continents; and Robert Adler, the TRMM project scientist from NASAs Goddard Space Flight Center, will discuss new rain maps and anomalies in rainfall. One of TRMMs functions is to document the detrimental impact of smoke, air pollution, and des...7,000 feet under the Sea: LSU scientists take geology to great depths
...n carbon dioxide does, Aharon said. If the Earths oceans warm up as they are predicted to with global warming, increasing amounts of hydrates will become unstable and release methane. The release of gas would contribute to further global warming, and a dangerous cycle would begin. Aharons research focus......l boundaries to advance knowledge about the Earth, oceans and atmosphere. Biodiversity is the variety of life on Earth. It is most often measured as the number of species of plants, animals and microbes but can also be measured in terms of the enormous diversity of genes that make up these species or the...Earlier water on Earth? Oldest rock suggests hospitable young planet
...ion years, for the Earth to cool to the point that oceans could condense from a thick, Venus-like atmosphere. For 500 million to 600 million years after the Earth was formed, the young planet was pummeled by intense meteorite bombardment. About 4.45 billion years ago, a Mars-size object is believed to hav...Oldest crystal reveals early Earth
...ion years, for the Earth to cool to the point that oceans could condense from a thick, Venus-like atmosphere. Complicating the picture is that for 500 million to 600 million years after the Earth was formed, the young planet was pummeled by intense meteorite bombardment. About 4.45 billion years ago, a Mars...New group of microorganisms discovered in the open sea
...ht will have a major impact on our view of how the oceans function ecologically, "says Phil Taylor, director of NSF's biological oceanography program, which, along with NSF's chemical oceanography program, funded the research. "We are compelled by this discovery to increase our efforts to understand the div...Scientific theory of marine reserves to be released
... the news conference. The declining state of the oceans and the collapse of many fisheries creates a criti...orial waters and less than 1 percent of the worlds oceans are protected in reserves. Marine reserves are areas of the sea completely protected from extracti...A seafood paradox: Will fish farming save or deplete our ocean fisheries?
...her carnivorous species often take more out of the oceans than they keep in. That`s because certain farmed f...ding habitats, spreading disease and polluting the oceans in many ways that haven`t been measured. Naylor and other researchers from around the world will d...First chapter of Earth's "biological record" documented from space
... countless forms of plant life that cover land and oceans may reveal as much about how our living planet fun...ne practically every aspect of Earth's atmosphere, oceans and continents from space in an unprecedented way. The new biological record benefits ongoing studie...Small streams important in controlling nitrogen
...ot gutters that simply deliver nutrients to lakes, oceans and bays. Streams are vibrant ecosystems, and the smallest streams remove as much as half of the inorganic nitrogen that enters them, according to researchers from more than a dozen institutions who studied streams from Puerto Rico to Alaska over the......ot gutters that simply deliver nutrients to lakes, oceans and bays. They are vibrant ecosystems, and the smallest streams remove as much as half of the inorganic nitrogen that enters them, according to a Kansas State University researcher who is part of a national group of researchers who studied 10 streams...NASA satellite spots unique ocean eddy
...n depths, enhancing the plankton population on the oceans surface, and providing a banquet for marine life. Several organizations collaborated to track Loretta, and other Hawaiian eddies and their ecological benefits. The University of Hawaii, NASA and the National Oceanic and Atmospheric Administrations (N...Krauss book explores universe from oxygen atom's perspective
...nisms continue to exist even today deep within the oceans near heated earth vents and well-protected from such catastrophes that may have annihilated many species over the past four billion years of earth's history, including the loss of dinosaurs. These catastrophes also helped to give rise to new life for...International scientists probe unsolved puzzles of the Earth and beyond at "Earth System Processes"
...nd magnitude. Some 55 mya, Earth's atmosphere and oceans warmed by more than 6C in a period of less than 20...ation, where the poles were covered by ice and the oceans were frozen. Paul Hoffman, Department of Earth and Planetary Sciences, Harvard University, will int...New satellite study shows vegetation increases in North America
...nks, or storage areas, include the atmosphere, the oceans and the terrestrial environment, said Hicke, a research associate in CU-Boulders department of geological sciences. A 1995 study led by CU-Boulder indicated the equivalent of about half of the worlds fossil-fuel emissions was absorbed by terrestrial...