Falling Cost of Renewable Electricity (IMAGE) Terry Collins Assoc Caption As the cost of clean technology continues to fall, the world added record levels of renewable energy capacity in 2016. A UN-backed report finds that wind, solar, biomass and waste-to-energy, geothermal, small hydro and marine sources added 138.5GW to global power capacity in 2016, up almost 9 percent from the 127.5GW added the year before. Credit UN Environment Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.