John Bowron's Off-Grid Cottage

Scott Huler, author of On the Grid, makes a very important point in a guest post on The Infrastructurist : Nobody is really off the grid

Image via Dezeen

The mantra of offshore wind turbine design seems to be "Bigger! Bigger!" in order to get more power out of single turbines. But going hand in hand with making turbines bigger is that they become heavier.

Ned Farquhar, Deputy Assistant Secretary, Land and Minerals Management, U.S. Dept. of the Interior, addresses the guests at Terra-Gen Power's ground breaking ceremony for Alta Wind Energy Center in Mojave, California.

The graphene organic photovoltaic manufacturing process.

Image credit: Green Power Science

From flash cooking eggs with a Fresnel lens, to building your own solar space heater with discarded campaign signs, Dan and Denise Rojas of Green Power Science are clearly at the more Macgyver end of renewable energy.

photo: Diamond Aircraft

A new and notable world's first in the realm of aviation biofuels: EADS, maker of the Airbus and lots of defense and transport aircraft, has announced the completion of the first flight powered entirely by algae-based biofuel.

Photo: Google Blog, logo added by Michael G.R.

Part of Google's Goal of Being Carbon-Neutral
Google Energy, a subsidiary of Google that was created to give the company the ability to buy power on the wholesale market, has just inked a 20-year deal to buy 114 megawatts of power from the NextEra Energy Resou

Boats that used to bring in fish and shrimp from the Gulf of Mexico are now dredging oil and carrying boom - like this one.

photo: Kevin Dooley

Two new pieces in NRDC's Switchboard blog remind us that the debate over corn ethanol subsidies is alive and well; and illustrate, through two new reports, the benefits of ditching Federal support altogether.

Images: Green Building Advisor