COPENHAGEN — President Obama called on world leaders to move swiftly to address climate change, and, in a direct challenge to China, pressed for a global climate change accord to include a way to monitor whether countries are complying with promised emissions cuts.
Speaking just hours after arriving here for what is supposed to be the last day of high-stakes talk to address global warming, Mr. Obama told those gathered: “The time for talk is over.”
He said that it is crucial “to hold each other accountable” for commitments.
“We must have a mechanism to review whether we are keeping our commitments, and to exchange this information in a transparent manner,” Mr. Obama told a plenary session of some 119 world leaders at the Bella Center.
“These measures need not be intrusive, or infringe upon sovereignty,” he said, in a direct reference to the concerns expressed by Chinese officials, who have been balking at proposed verification measures. “They must,