While there are a lot of alarm bells sounding over how climate change will affect marine ecosystems and the world’s seafood supply in the future, there’s been much less attention paid to the effects it’s already had on them. In fact, the National Oceanic and Atmospheric Administration (NOAA) estimates that more than 90 percent of the earth’s warming over the past 50 years has occurred in the ocean. Now, a new, first-of-its-kind study reveals that ocean warming has significantly affected fisheries worldwide, and it’s done more harm than good.
— source grist.org | Mar 1, 2019