NREL Demonstrates 45.7% Efficiency for Concentrator Solar Cell
The Energy Department’s National Renewable Energy Laboratory has announced the demonstration of a 45.7 percent conversion efficiency for a four-junction solar cell at 234 suns…
Brazil readies big push on solar energy but companies are wary
Grappling with its worst energy crisis in more than a decade, Brazil is making its first big move to develop a local solar power industry…
Corralling Carbon Before It Belches From Stack
So much soot belched from the old power plant here that Mike Zeleny would personally warn the neighbors. “If the wind was blowing in a…
True scale of wind industry revealed
Drax, Britain’s largest coal-fired power station, is set to become one of Europe’s biggest renewable electricity generators.
Concerns over carbon emissions from burning wood
Burning wood to fuel power stations can create as many harmful carbon emissions as burning coal, according to a government report. UK taxpayers subsidise energy…