A Chinese man looks at the chimney of a power plant in Beijing.
A Chinese man looks at the chimney of a power plant in Beijing February 16, 2005. After years of delays, a world plan to fight global warming goes into force on Wednesday, feted by its backers as a lifeline for the planet but rejected as an economic straitjacket by the United States and Australia. The 141-nation Kyoto Protocol formally takes effect at 0500 GMT with celebrations in the ancient Japanese city of Kyoto where it was signed in 1997. REUTERS/Jason Lee