麻豆社

Some renewable energy sources are cost-competitive with coal, according to a new report from Greenpeace. It suggests that they could become used more than coal within the next decade and completely replace it within a generation. Newsday speaks to the report's lead author, Sven Teske.

(Photo: Electricity-producing wind turbines spin at a wind farm near Brieselang, Germany. Credit: Sean Gallup/Getty)