A vertical-axis turbine. (Credit: Clean Green Energy.) Three mid-size (200-500 kilowatts) wind energy technologies are getting a boost from the DOE. The agency announced today that Clean Green Energy, Northern…
Read MoreA vertical-axis turbine. (Credit: Clean Green Energy.) Three mid-size (200-500 kilowatts) wind energy technologies are getting a boost from the DOE. The agency announced today that Clean Green Energy, Northern…
Read More