Unluckily, the newest data shows that, on top of 2014’s record-breaking air temperatures, ocean temperatures have also increased — to put it in layman’s terms — a shit ton.

The energy that supercharged Hurricane Milton into a Category 5 storm on Monday came from the waters of the Gulf of Mexico, which have been abnormally warm not just at the surface, but at depth, too.

Tidal Power: Tapping Energy from the Ocean Could ocean waves be the next renewable energy source? A new bill in Congress proposes spending millions of dollars a year to harvest marine energy.

Hawaii became the first US state to harvest electricity from oceanic thermal energy using a new 105-kilowatt ocean thermal energy conversion (OTEC) plant.