In this recent article, my co-authors Laura Diaz Anadon and Ruud Kempener from the Harvard Kennedy School, and Charlie Wilson from the Tyndall Centre on Climate Change Research and I explore recent trends in government energy RD&D investments in the major emerging economies, including Brazil, Russia, China, India, South Africa, and Mexico, and compare them with the trends in public investments in energy RD&D from OECD countries, as depicted below.