Janet Ranganathan is the World Resources Institute's vice president for science and research.
By 2050, the world is projected to hold 9.6 billion people. These graphics reveal the difficulties this poses -- and possible solutions.
Must Brazil choose between economic growth and environmental conservation? Walmart, Danone and others don't think so.
Last month, the global oil and gas industry association released the latest revision of its corporate sustainability reporting guidance. In this Q&A, WRI's Janet Ranganathan offers her take on...