Ethiopia spearheads green energy in sub-Saharan Africa
From the sky, the 84 glimmering white turbines at Ashegoda wind farm shoot up from the ground like massive spokes, standing out high amid vast expanses of yellow wheat.
Improving energy conversion processes
(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 ...
French plans for more wind farms fans controversy
Plans to dot France with wind farms are facing fierce opposition from critics worried they will blight a landscape that has helped make the country the world's top tourist destination.
European project sets out to boost the wind energy sector by further improving the reliability of wind turbines
The WINDTRUST project kicked off in September 2013 with the objective of improving the competitiveness of the wind energy sector by developing and testing innovative components to further improve turbine reliability.
High bat mortality from wind turbines
A new estimate of bat deaths caused by wind turbines concludes that more than 600,000 of the mammals likely died this way in 2012 in the contiguous United States. The estimate, published in an article in BioScience, used s ...
EU signals end to high subsidies for renewable energy
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 ...
Microsoft enters 20-year deal for Texas wind power
Microsoft Corp. has reached a 20-year deal to directly buy wind energy from a turbine farm being built in Texas.
IEA ups wind power target for global electricity by 2050
Shifting winds in turbine arrays
Researchers modeling how changes in air flow patterns affect wind turbines' output power have found that the wind can supply energy from an unexpected direction: below.
Urgent investment required for battery storage of green electricity
In the coming years, the Netherlands will have to work hard on Smart Grids, intelligent local networks with new storage capacity for green electricity. It will thus be possible to counter the impending instability ...
Intermittence of wind energy hardly affects CO2 emissions in Spain
Researchers at the UPM have found that real contribution to emissions targets is positive even in energy markets with high penetration of wind energy.
Turning plastic bags into high-tech materials
University of Adelaide researchers have developed a process for turning waste plastic bags into a high-tech nanomaterial.
NREL calculates emissions and costs of power plant cycling necessary for increased wind and solar
New research from the Energy Department's National Renewable Energy Laboratory (NREL) quantifies the potential impacts of increasing wind and solar power generation on the operators of fossil-fueled power plants in the West. ...
Highly active catalysts could be key to improved energy storage in fuel cells and advanced batteries
MIT researchers have found a new family of materials that provides the best-ever performance in a reaction called oxygen evolution, a key requirement for energy storage and delivery systems such as advanced ...