Environment
A Highly Detailed Look at Our Unusually Warm Oceans
More than half of the Northern Hemisphere's surface water is currently hotter than the historical average.
Human-generated greenhouse gas emissions aren't just causing more-sweltering weather inland. They're also turning the ocean's surface waters as tepid as a public pool's pee-filled kiddie area. Abnormally warm seas are certainly the case this year, with more than half of the oceans in the Northern Hemisphere being recorded as hotter than average.
The visualization folks at NOAA have posted this model of the briny aberration with these notes: