After three years of the cooler La Nina pattern, which often lowers global temperatures slightly, the hotter El Nino is back, said the US National Oceanic and Atmospheric Administration.
A weather cycle known as El Nino has officially formed in the Pacific Ocean – which will likely add more heat to a warming planet.
The pattern could contribute to extreme events including droughts and cyclones across the world.
It formed a month or two earlier than most El Ninos do, which “gives it room to grow”, said the US National Oceanic…
