Climate change could result in "sudden and abrupt" shocks to countries around the world and have "far-reaching implications for global stability and security," a senior United Nations' official has warned.

Juliet Eilperin

Climate change in the Arctic is not likely to spark an immediate boom in oil and gas exploration, according to a new study published in the journal Atmospheric Chemistry and Physics.

John Carey

The New York Times

EDWARD WONG

DANJIANGKOU, China — North China is dying.

Multimedia

Jennifer Carpenter

Areas where food supplies could be worst hit by climate change have been identified in a report.

Some areas in the tropics face famine because of failing food production, an international research group says.

Conor Riffle

As the U.S. sees increased severity and frequency of hurricanes and tornadoes, there is perhaps no timelier reminder that the world's cities face devastating impacts from climate change.

Luzi Ann Javier

Global food output may be hurt as climate change brings more extreme weather over the next decade, with China likely set for harsher droughts and North America getting heavier rain, said the World Meteorological Organization.

UN chief Ban Ki-moon yesterday warned that no country or city was immune from natural or man-made disasters, as a report underlined the soaring, trillion dollar, economic risks the world faces.

JUSTIN GILLIS

Global warming is already cutting substantially into potential crop yields in some countries — to such an extent that it may be a factor in the food price increases that have caused worldwide stress in recent years, researchers suggest in a new study.
Green

Alister Doyle

OSLO — Global sea levels will rise faster than expected this century, partly because of quickening climate change in the Arctic and a thaw of Greenland’s ice, an international report said Tuesday.