The Global 100 Greenest Companies

Global warming is changing the earth and forcing businesses to change, too. Nicholas Stern, former head of the World Bank and an adviser to the British government, has predicted that climate change could slash 20 percent off global GDP by 2050, if greenhouse-gas emissions continue their rise. But some businesses are already adapting. The companies here are the 100 most adaptable in the world, based on an analysis of 1,800 companies by business-ethics magazine Corporate Knights and research firm Innovest Strategic Value Advisors. These corporations, which come from 16 countries and sectors ranging from oil and gas to telecommunications, were ranked exclusively for NEWSWEEK on how effectively they manage environmental risks and opportunities relative to their industry peers. Here’s the list: