Giant eddy currents in the sea spread heat. But if trapped in place, they can cause marine heatwaves deadly to sea life. And there’s a big one shaping up off Sydney right now.
- Senior lecturer, UNSW
Marine heatwaves aren’t just on the surface. They can be at their most destructive when they sweep along the seafloor.
The direction a beach faces, relative to wind direction, largely determines how many bluebottles are pushed to shore.
The oceans around New Zealand are warming faster in winter than in summer. During the winter of 2021, most coastal areas were warmer than usual, and this is likely to bring more storms during summer.
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