How green is my future?

摘要

For centuries, humans have powered a growing world by extracting Earth's carbon-rich rocks, peat and liquids and burning them in ever greater amounts, but that trend is beginning to change. A report from the Intergovernmental Panel on Climate Change (IPCC), released on 9 May at a briefing in Abu Dhabi, suggests that an inevitable - if slow - shift towards specialized energy crops, sunlight, wind and other sources of renewable power will mark the next four decades.