Solar and wind energy may stabilise the power grid

(Phys.org)—Renewable energies such as wind, sun and biogas are set to become increasingly important in generating electricity. If increasing numbers of wind turbines and photovoltaic systems feed electrical energy into ...

Upgrading the vanadium redox battery

Though considered a promising large-scale energy storage device, the vanadium redox battery's use has been limited by its inability to work well in a wide range of temperatures and its high cost. But new research indicates ...

German greenhouse gas emissions rose in 2012

Germany saw increased emissions in greenhouse gases last year due to more coal and gas usage while the country seeks to develop its renewable energy sources, officials said Monday.

China to be 3rd biggest wind power producer: media

China is set to become the world's third largest wind power producer in 2009, state media reported, as the Asian giant seeks various ways to expand energy supply to power its economic boom.

United States becomes world leader in wind power

Aggressive investments in 2008 helped the United States surpass Germany to become the world's leader in wind power, according to a report recently released by the U.S. Department of Energy.

New energy in search for future wind

Scientists are taking the first steps to improve estimates of long-term wind speed changes for the fast-growing wind energy sector, intended to reduce the risks for generators in a changing climate.

Wind turbine payback

US researchers have carried out an environmental lifecycle assessment of 2-megawatt wind turbines mooted for a large wind farm in the US Pacific Northwest. Writing in the International Journal of Sustainable Manufacturing, ...

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