Renewable Energy

The Commerce Department hikes duties on Chinese (and Vietnamese) wind turbine tower producers, while already-hit solar imports from China plunge.

EarthTechling’s renewable energy editor gets all curmudgeonly about the Isabei Cappa, a river kinetic hydropower device that’s getting a lot of attention.

Seven innovative offshore wind demos get $4 million for planning and design, and up to three could advance to a second round of funding worth $47 million.

At times we’d have way more energy than we need, but building vast amounts of renewables could power the grid at costs comparable to or even lower than today’s, a new study says.

By April, a University of Maine-led project figures to have a prototype floating wind turbine far offshore, where strong, consistent winds blow.

The U.S. needs more advanced biofuels under its renewable fuel standard, and the EPA says grain sorghum, under certain circumstances, can fill the bill as a feedstock.

One database tracking the info puts the numbers of wind-energy-related deaths at more than 70 since 1980, with a spike in the boom years since 2000.

Pattern Energy says the Ocotillo wind farm in the Imperial Valley will begin sending green energy to San Diego through the big Sunrise Powerlink this week.

The Senate rejects a measure that would have banned the Defense Department from buying alternative fuels that were more expensive than conventional fuels.

With a straight face, oil-supporting Republican senators ask the Obama administration if an offshore wind lease process made sure to protect avian species.

Green-energy job announcement growth is slowing, and the group that tracks the data says the failure to extend the wind power production tax credit is a big reason why.

Nebraska is in the middle of the Midwestern wind tunnel, and yet it has barely made a dent with wind power. Now a new report details what it’s missing out on.

A top committee of researchers says more R&D is needed to make algal biofuels a truly clean contributor to U.S. transportation fuel needs.