'Moderate to strong' La Nina this year: UN

Global temperatures boosted by climate change will still be higher than usual despite the cooling effect of a "moderate to strong" La Nina weather phenomenon, the UN said Thursday.

La Nina may dampen fall leaf colors

(PhysOrg.com) -- The weather in Pennsylvania this year won't soon be forgotten -- one of the wettest springs ever, followed by a record-breaking dry heat wave in July, followed by the remnants of a hurricane and tropical ...

Why does El Niño decay faster than La Niña?

Warm and cold phases of El Niño-Southern Oscillation (ENSO) exhibit a significant asymmetry in their decay speed. Generally, El Niño tends to turn into a La Niña event in the following June-July after its mature phase; ...

La Nina developing, could mean more hurricanes

(AP) -- The climate phenomenon known as La Nina appears to be developing, threatening more bad news in the efforts to clean up the oil spill in the Gulf of Mexico.

page 8 from 9