Giant Kites Help Shipping Company Cut Carbon

http://www.care2.com/causes/global-warming/blog/giant-kites-help-shipping-company-cut-carbon/

According to a United Nations study, up to 100 million tonnes of carbon dioxide (CO₂) could be saved every year by the broad application of the SkySails' technology on the world merchant fleet. This figure would equate to 11 percent of the CO₂ emissions of Germany.