Climate Central: On Tuesday, researchers at the International Research Institute for Climate and Society said a borderline El Nio is upon us, with the odds for further development increasing throughout the fall and winter.
Chart showing ocean temperatures in different regions of the Pacific used to gauge El Nio, including the recent rise in temperatures. Credit: IRI
This El Nio has played a game of hide and seek since an El Nio Watch was declared way back in March. After picking up steam in the spring and...