IEA ups wind power target for global electricity by 2050

(Phys.org) —The new report from the International Energy Agency (IEA) is out with a forecast that wind may generate 18 percent of world electricity by 2050, which is a target higher than the 12 percent estimate posted in ...

Clean energy least costly to power America's electricity needs

It's less costly to get electricity from wind turbines and solar panels than coal-fired power plants when climate change costs and other health impacts are factored in, according to a new study published in Springer's Journal ...

Coal more risky than renewables

Coal-fired electricity may have little or no economic future in Australia, even if carbon capture and storage becomes commercially available, a new analysis has found.

Americans continue to use more renewable energy sources

Americans used more natural gas, solar panels and wind turbines and less coal to generate electricity in 2012, according to the most recent U.S. energy charts released by Lawrence Livermore National Laboratory.

Policy issues plague hydropower as wind power backup

Theoretically, hydropower can step in when wind turbines go still, but barriers to this non-polluting resource serving as a backup are largely policy- and regulation-based, according to Penn State researchers.

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