Challenger Center and Green Trail Energy Bring Power to Washington (updated with new photos)

"This week in Washington, DC thousands of people will descend on the National Mall to see a variety of clean energy ideas as part of Earth Day. One of the pieces of technology on display is co-sponsored by the Challenger Center for Space Science Education. Formally known as the GSW-7000 this device is a self-contained trailer that is capable of generating up to 4.4 kilowatts of power from the sun and 2.4 kilowatts of power from wind energy."

NASA Celebrates 40th Anniversary of Earth Day Nationwide

"NASA centers across the nation invite journalists and the public to see and hear about the agency's contributions to exploring and protecting our home planet during this year's Earth Day celebrations. A highlight of this year's activities is a weeklong series of exhibits and talks on the National Mall in Washington."