Guardian: World leaders must now respond to an "unequivocal" message from climate scientists and act with policies to cut greenhouse gas emissions, the United Nations secretary-general urged on Friday.
"The heat is on. We must act," said Ban Ki-moon, as he invited world leaders to a special summit next year to forge a global agreement on emissions.
The world's leading climate scientists, who have been meeting in all-night sessions this week in the Swedish capital, said there was no longer room for doubt...