On a dry, scrubby plain on the edge of the Mojave Desert north of Los Angeles, 24,000 mirrors track the Sun’s progress across a clear, blue sky. The neat ranks of heliostats and the computer algorithm that moves them make the Sierra SunTower plant a focal point for a novel type of power generation and [...]
Reporting from Washington – Looking for new ways to help plug the leaky job market, President Obama pressed Congress to provide money to homeowners to improve energy efficiency — and the economy — by replacing doors, caulking windows and padding their attics with more insulation.
Obama admitted that the “idea may not be very glamorous” but [...]
Sept. 17 (Bloomberg) — Builders in the U.S. broke ground on fewer single-family homes last month as the expiration of the government’s tax credit for first-time buyers approached.
Single-family projects dropped 3 percent, the first decrease since January, while work began on 25 percent more multifamily units such as apartments, figures from the Commerce Department showed [...]
