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Economic Importance of Bats in the 'Billions a Year' Range
March 31, 2011 — Researchers analyzed the economic impact of the loss of bats in North America in agriculture and found it to be in the $3.7 to $53 billion a year range. A single colony of 150 big brown bats ... > full story -
Energy and the Environment
Electricity
Energy Technology
Wind Energy
Renewable Energy
Environmental Science
Optimum Use of Wave Energy With New Technology
March 29, 2011 — Engineers have developed a system of oscillating water column converters for extracting renewable energy from waves. The technology of the plant, currently being built in the coastal town of Mutriku ... > full story -
Wind Can Keep Mountains from Growing
March 28, 2011 — Wind is a much more powerful force in the evolution of mountains than previously thought, according to a new report. The researchers figured out wind's rock-sculpting abilities by studying gigantic ... > full story -
New Wind Tunnel Will Evaluate Wind Effects and Thermal Situations to Improve Urban Climate
March 23, 2011 — On hot days it is often very still in cities because the high density of buildings prevents the air from circulating freely. In a newly commissioned wind tunnel, wind effects and thermal situations ... > full story -
Energy and the Environment
Renewable Energy
Environmental Science
Sustainability
Tornadoes
Geomagnetic Storms
Channeling Powerful Kansas Wind to Keep Electricity Running
March 21, 2011 — Engineers are researching ways to use Kansas wind and other distributed energy sources to avoid cascading failures and prevent major power ... > full story -
Allergies? Pollen Also Appears Outside Flowering Season
March 18, 2011 — Researchers have shown that the pollen levels of certain plants, such as grasses and cupressaceae, can appear before or after the peak moment of flowering. This phenomenon is caused by the ... > full story -
Energy and the Environment
Renewable Energy
Wind Energy
Solar Energy
Environmental Science
Energy Technology
Wind and Solar Can Reliably Supply 25 Percent of Oahu's Electricity Need, New Study Shows
March 17, 2011 — When combined with on-Oahu wind farms and solar energy, the Interisland Wind project planned to bring 400 megawatts (MW) of wind power from Molokai and Lanai to Oahu could reliably supply more than ... > full story -
Batteries
Energy and the Environment
Electricity
Energy Technology
Renewable Energy
Environmental Science
Electric Grid Reliability: Increasing Energy Storage in Vanadium Redox Batteries by 70 Percent
March 17, 2011 — Researchers have discovered that the vanadium redox battery's performance can be significantly improved by modifying its electrolyte solution. The finding could improve the electric grid's ... > full story -
Voyager Seeks the Answer Blowin' in the Wind
March 8, 2011 — In which direction is the sun's stream of charged particles banking when it nears the edge of the solar system? The answer, scientists know, is blowing in the wind. It's just a matter of getting ... > full story -
Drier Conditions Projected to Accelerate Dust Storms in the Southwest
February 25, 2011 — Drier conditions projected to result from climate change in the Southwest will likely reduce perennial vegetation cover and result in increased dust storm activity in the future, according to a new ... > full story
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