The newly available observations show that the year 2018 is the hottest year ever recorded for the global ocean, as evident in its highest ocean heat content since 1950s in the upper 2000m.

Bleached coral. Photo: Wikipedia
The newly available observations show that the year 2018 is the hottest year ever recorded for the global ocean, as evident in its highest ocean heat content since 1950s in the upper 2000m.
A new study by University of Arizona researchers presents detailed estimates of global extinction from climate …