Climate Envoy Stern Says China Must Be

China is at the forefront of major developing nations that must help reduce greenhouse-gas emissions in a new treaty to stem global warming, U.S. climate envoy Todd Stern said.

The comments followed talks between officials from both nations in Beijing this week and remarks on May 26 by U.S. Energy Secretary Steven Chu that the U.S. may agree to emission- reduction targets in a new treaty even if China didn

The UN set a December deadline for the accord to be signed in Copenhagen. Stern