The New York Times reported on what it called the report's "near certainty" that humans are responsible for the rising temperatures of recent decades and its warning that sea levels could rise by more than three feet by the end of the century.

The draft IPCC report also dismisses a recent slowdown in global warming, attributing it to short-term factors. (See "Rising Seas" in National Geographic magazine.)

The leaked document is only a draft, and still has to be approved by the several hundred scientist-members of the IPCC, who are scheduled to meet in Stockholm next month.

IPCC spokesperson Jonathan Lynn said in a statement Monday that it "is likely to change in response to comments from governments received in recent