New study finds that the nutritional value of prey within a single species can widely vary, offering key insights for food web dynamics and ecosystem change The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume? Following a period of massive starvation among animals living along the California coast, University of California…
Hurricane Alex struggled for life for two weeks in June 2010, and the Geostationary Operational Environmental Satellite (GOES) known as GOES-13 captured…
Cycads, “living fossil” descendents of the first plants that colonized land and reproduced with seeds, are rapidly going extinct because of invasive pests and…
Taking Stock Online, released today by the Commission for Environmental Cooperation, provides the latest integrated North American data and most comprehensive…
Conson, known locally in the Philippines as “Tropical Storm Basyang,” was about 400 nautical miles east of Manila, Philippines, near 14.4 North and 127.1 East…
Research teams led by Ian Howat of the Byrd Polar Research Center at Ohio State University and Paul Morin, director of the Antarctic Geospatial Information…
While storms have long been recognized as a cause of Amazon tree loss, this study is the first to produce an actual body count. And, the losses are much…
AFRICAN national parks like Masai Mara and the Serengeti have seen populations of large mammals decline by up to 59 per cent, according to a study published in…
In a report just published in Ecology Letters online, Michigan Technological University wildlife ecologists Rolf O. Peterson and John A.Vucetich; Thomas…
A team of researchers from Oak Ridge National Laboratory and Dartmouth College published just such a study in the July-August 2010 Agronomy Journal, published…
Are online learning modules beneficial to educational programs? The Arizona Master Watershed Steward program used online learning modules to help increase…
Hydraulic engineer Daniel Wren, who works at the ARS Watershed Physical Processes Research Unit in Oxford, Miss., partnered with ARS hydraulic engineer Carlos…
NASA's Atmospheric Infrared Sounder (AIRS) instrument that flies aboard NASA's Aqua satellite captured an infrared look at TD2's high thunderstorm cloud tops…
Studies led by Agricultural Research Service (ARS) molecular biologist Daniel H. Hwang are providing some of the missing details. Certain kinds of inflammation…
Sumatra experiences frequent seismic activity because it is located near the boundary of two of Earth's tectonic plates. Earthquakes occur at 'subduction…
“It was just a joke, but then everyone stopped and looked at each other and said, ‘Wait — that actually sounds cool,' ” said Longrich, a postdoctoral associate…
First six months of 2010 second warmest on recordGlobal climate trend since Nov. 16, 1978: +0.14 C per decadeJune temperatures (preliminary)Global composite…
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