Many countries are scaling up their investments in renewable energy. In 2010, electricity production from renewable sources - wind, solar, biomass, biofuels, geothermal, hydropower, and ocean energy accounted for 18 percent of global electricity supply. By early 2011, renewables made up a...

Brazil has one of the world's cleanest energy portfolios, with 85.3 percent of overall energy production coming from renewable sources (compared with the worldwide average of 16 percent), and with 75 percent of the country's 105,000 megawatt (MW) installed generation capacity coming from...

Mexico's 2010 national energy strategy aims to promote sustainability and simultaneously increase energy access by increasing the share of renewable resources used to generate energy. The wind farms of La Ventosa, a windy area in the southeastern state of Oaxaca, are a key part of that strategy,...

The note is based on original work by Marcelino Madrigal and Steven Stoft, "Transmission Expansion for Renewable Energy Scale-Up: Emerging Lessons and Recommendations". Texas leads the United States with 9,528 MW of installed wind power capacity, a level exceeded by only four countries. The...