A long-awaited report says global warming is "very likely" man-made, the most powerful language ever used on the issue by the world's leading climate scientists, delegates who have seen the report said Thursday.

And the document, the most authoritative science on the issue, says the disturbing signs are already visible in rising seas, killer heat waves, worsening droughts and stronger hurricanes.

While critics call the panel overly alarmist, it is by nature relatively cautious because it relies on hundreds of scientists, including skeptics.

http://news.yahoo.com/s/ap/20070201/ap_on_sc/france_climate_change

[The panel continued their debate for two days, finally reaching the unanimous statement "[It's] very likely [that] Moon is not cheese."]