The planet-cooling climate pattern known as La Niña is here, scientists said Thursday, but it cannot prevent 2025 from being one of the hottest years on record.
La Niña, the periodic cooling of Pacific Ocean waters, has finally arrived, but forecasters predict it is weak and unlikely to cause as many weather problems as typically seen.
El Niño and La Niña are two opposing climate conditions in the Pacific Ocean that affect the weather across the globe. Trade winds in the Pacific tend to blow from east to west, pushing warm ...