Can We Really Run the World on 100% Renewables?

Some studies suggest we can easily drop nuclear and fossil fuels, but they raise serious questions.

http://www.technologyreview.com/view/512491/can-we-really-run-the-world-on-100-renewables/?utm_campaign=newsletters&utm_source=newsletter-daily-all&utm_medium=email&utm_content=20130314