ScienceDaily Environment Headlines
for Sunday, October 31, 2010
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Tagged narwhals track warming near Greenland (October 30, 2010) -- Scientists reported the southern Baffin Bay off West Greenland has continued warming since wintertime ocean temperatures were last effectively measured there in the early 2000s. Temperatures in the study were collected by narwhals, medium-sized toothed Arctic whales. ... > full story
New software eases analysis of insect in motion (October 30, 2010) -- Researchers are using two high-speed cameras and a computer program they developed to quickly and accurately analyze the simultaneous movement of all 26 leg joints in a walking cockroach. They have made the program free and open-source for other insect researchers to use. ... > full story
Raising giant insects to unravel ancient oxygen (October 30, 2010) -- The giant dragonflies of ancient Earth with wingspans of up to 70 centimeters (28 inches) are generally attributed to higher oxygen atmospheric levels in the atmosphere in the past. New experiments in raising modern insects in various oxygen-enriched atmospheres have confirmed that dragonflies grow bigger with more oxygen, or hyperoxia. ... > full story
Shuttle mice to boost disease research: Experiment on last flight of Discovery will probe spaceflight-induced immune-system impairment (October 30, 2010) -- When the space shuttle Discovery lifts off on its final flight Nov. 2, its six astronauts will be joined by 16 mice -- part of a long-term NASA effort aimed at understanding why spaceflight makes humans more vulnerable to infection by viruses and bacteria. ... > full story
Low elevations hold climate surprises for mountain plants (October 30, 2010) -- Contrary to expectations, climate change has had a significant effect on mountain plants at low elevations, says a new study. ... > full story
Paradise lost -- and found: Researchers unearth ancient water secrets at royal garden dig (October 30, 2010) -- Researchers in Israel have uncovered an ancient royal garden at the site of Ramat Rachel near Jerusalem, and are leading the first full-scale excavation of this type of archaeological site anywhere in the pre-Hellenistic Levant. The dig is an unparalleled look into the structure and function of ancient gardens. ... > full story
Spice in curry could prevent liver damage (October 30, 2010) -- The chemical in curry could prevent or treat liver fibrosis, according to new research. ... > full story
Seagrass faring better than world's vertebrate species (October 30, 2010) -- A major new study that sounds a conservation alarm for the world's vertebrate species notes that the world's seagrass species are faring somewhat better, say researchers. ... > full story
Papyrus research provides insights into 'modern concerns' of ancient world (October 30, 2010) -- New research on papyri sheds light on an ancient world with surprisingly modern concerns: including hoped-for medical cures, religious confusion and the need for financial safeguards. ... > full story
Newly discovered gene enables fish to 'disappear' (October 29, 2010) -- Researchers have discovered a new member of a gene family that has powerful influences on pigmentation and the regulation of body weight. The new gene, an agouti family gene called agrp2, has been found exclusively in bony fish, including zebrafish, trout and salmon. The protein it encodes enables fish to change color dramatically to match their surroundings, the researchers report. ... > full story
Researchers use math, maps to plot malaria elimination plan (October 29, 2010) -- An international team of researchers has used mathematical models and maps to estimate the feasibility of eliminating malaria from countries that have the deadliest form of the disease. ... > full story
Troubled islands: Hurricanes, oil spill and sea level rise (October 29, 2010) -- The islands flanking the outlet of the Mississippi River are not only facing losses due to sea level rise and local subsidence, according to one study, but new unknown impacts from oil recovery operations, say researchers working on another project. Some islands could disappear entirely in coming decades, exposing huge swaths of marshland to the waves of the open sea. ... > full story
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