Ocean heat is off the charts – here's what that means for humans and ecosystems around the world
- Written by Annalisa Bracco, Professor of Ocean and Climate Dynamics, Georgia Institute of Technology

Ocean temperatures have been off the charts since mid-March 2023, with the highest average levels in 40 years of satellite monitoring, and the impact is breaking through in disruptive ways around the world.
The sea of Japan is more than 7 degrees Fahrenheit (4 degrees...