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, ...
Energy & Green Tech
Jun 16, 2014
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The smallest and least known of Spain's Canary Islands, El Hierro, is making a splash by becoming the first island in the world fully energy self-sufficient through combined water and wind power.
Energy & Green Tech
Apr 28, 2014
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Under favourable atmospheric conditions any elevated structure can generate upward lightning flashes. Even aircraft can do so—in fact, height and movement are two of the factors that contribute to this phenomenon. The tips ...
Earth Sciences
Apr 24, 2014
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The worldwide demand for solar and wind power continues to skyrocket. Since 2009, global solar photovoltaic installations have increased about 40 percent a year on average, and the installed capacity of wind turbines has ...
Energy & Green Tech
Mar 20, 2014
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Siemens is "teaching" wind turbines how to automatically optimize their operation in line with weather conditions. The turbines are learning to use sensor data on parameters such as wind speed to make changes to their settings. ...
Energy & Green Tech
Mar 12, 2014
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US industrial conglomerate General Electric said Monday it would boost spending on environmentally friendly energy research by $10 billion by 2020, including on fracking technologies and wind turbines.
Environment
Feb 25, 2014
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Danish wind technology giant Vestas said on Thursday that the world's most powerful wind turbine has begun operating, sweeping an area equivalent to three football fields.
Energy & Green Tech
Jan 30, 2014
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Germany's new energy minister has outlined cuts in subsidies to producers of renewable energy as the country wrestles with soaring costs from its nuclear power exit, according to a document obtained by AFP Sunday.
Energy & Green Tech
Jan 19, 2014
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(Phys.org) —Renewable energy sources such as wind-powered generators can be more reliable and efficient by better controlling the process of getting electricity onto the power grid, according to a United States patent based ...
Energy & Green Tech
Dec 3, 2013
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The European Commission issued new guidelines Tuesday which could end costly and controversial subsidies for renewable energy, opening the way for state-aid backing of gas or coal-fired electricity generation projects.
Energy & Green Tech
Nov 5, 2013
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