wind power

(Newser) - Environmental concerns might get shipping companies to go back to the future, Earth2Tech.com reports, after a cargo vessel recently used 20% less fuel than normal on a 12,000-mile journey by a kite-like sail. The EU contributed $1.9 million to help rig the Beluga SkySails with the 1,...

(Newser) - Retail giant Wal-Mart has launched an ambitious blueprint to go green, with plans to cut energy use of many of its products by 25%, and may even begin to sell hybrid cars and provide sustainable energy to charge them, reports the New York Times. Wal-Mart has already sold 145 million...