National Geographic
Across the globe, renewable energy is expanding faster than fossil fuels. It’s even taking off in countries that may surprise you.
“Once again in 2014, renewables made up nearly half of the net power capacity added worldwide,” says Achim Steiner, executive director of the United Nations Environment Programme. After a two-year dip, they’re attracting more investment. Hydropower generates the largest share of renewable energy, followed by wind and biomass, but solar is growing the fastest.