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![]() Stanford (SPX) Aug 26, 2004 What is the net effect on global temperature of the gases and particles produced when biomass is burned? That long-standing question in climate change has finally been answered, according to Mark Z. Jacobson, a Stanford associate professor of civil and environmental engineering. Citizen Of The Solar System ![]() Moffett Field CA (SPX) Aug 26, 2004 David Morrison is the senior scientist for the NASA Astrobiology Institute (NAI), an international research consortium of more than a dozen universities and space research centers. Astrobiology Magazine had the opportunity to talk with David Morrison about how astrobiology has changed since its conception as a scientific discipline a decade ago. |
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Arctic Coring Expedition Retrieves First Arctic Core![]() The first 40 million years of Arctic climate history have been recovered from beneath the Arctic seafloor this week. After four days of working in hazardous conditions, the Integrated Ocean Drilling Program's (IODP) Arctic Coring Expedition (ACEX) retrieved 272 meters of core. Odds Of Finding Alien Life By 2010 Are 10,000/1: Bookie ![]() An online bookmaker is taking bets on the outcome of 10 big scientific endeavours, including the search for life on other planets and the quest to harness nuclear fusion as a substitute for oil. Unicellular Organisms Contribute More Nitrogen To Ocean Than Thought ![]() Large, nutrient-poor expanses of the open ocean are getting a substantial nitrogen influx from an abundant group of unicellular organisms that "fix," or chemically alter, nitrogen into a form usable for biological productivity. What Actually Influences Air Pollution Over The Indian Ocean? ![]() Using a combination of satellite observations and computer modelling, researchers of the Max Planck Institute for Chemistry have studied nitrogen oxides pollution over the Indian Ocean. New, More Accurate Measurements Of Earth's Water Distribution ![]() Engineers at The University of Texas at Austin have developed the capability for measuring large-scale changes in the Earth's water availability. The development, reported in the July 23 issue of Science, will make climate change studies much more accurate. Meteorites Supplied Earth Life With Phosphorus ![]() University of Arizona scientists have discovered that meteorites, particularly iron meteorites, may have been critical to the evolution of life on Earth. China's Glaciers Being Flushed Down The Yellow River ![]() Global warming is causing China's highland glaciers, including those covering Mount Everest, to shrink by an amount equivalent to all the water in the Yellow River every year, state media said Monday. |
Moist Soil Hot Spots May Affect Rainfall![]() While the Earth is moistened by rainfall, scientists believe that the water in soil can, in turn, influence rainfall both regionally and globally. Forecasters, water resource managers and farmers may benefit once this connection is better understood. Modeling Ocean Behavior: The Key To Understanding Our Future Climate ![]() Scientists have long recognized the importance of oceans in our climate. In fact, the unique physical characteristics of our oceans are largely responsible for making the Earth a livable environment. Greenland Ice Core Project Yields Probable Ancient Plant Remains ![]() A team of international researchers working on the North Greenland Ice Core Project recently recovered what appear to be plant remnants nearly two miles below the surface between the bottom of the glacial ice and the bedrock. India To Launch Recoverable Spacecraft In 2005 ![]() India will join an elite club of countries with the launch next year of its first recoverable and reusable spacecraft in polar orbit, the Indo-Asian News Service (IANS) reported last Friday (August 13). Science More Creative And Less "True" Than Many Believe ![]() Science is not just evidence, but intuition. It is not just procedures, but creativity. Its conclusions are not set in stone, but ever-changing and open to question as part of a dynamic social enterprise. Evolvability Could Be A Driving Force In Drug Resistance ![]() Not only has life evolved, but life has evolved to evolve. That's the conclusion drawn by two Rice University scientists who have designed a computer simulation to test the idea that evolvability - the likelihood of genetic mutation - is a trait that can itself be favored or disfavored through the process of natural selection. Whale Carcass Yields Bone-Devouring Worms ![]() Scientists studying a whale carcass in Monterey Canyon recently announced the discovery of two new species of unique worms that feed on the bones of dead whales. In the July 30 issue of Science, the researchers describe these worms, whose bodies and feeding strategies differ from those of any other known animal. |
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