The heat is on: what we know about why ocean temperatures keep smashing records
- Written by Alex Sen Gupta, Senior Lecturer, School of Biological, Earth and Environmental Sciences, UNSW Sydney
Over the last year, our oceans have been hotter than any time ever recorded. Our instrumental record covers the last 150 years. But based on proxy observations, we can say our oceans are now hotter than well before the rise of human civilisation, very likely for at least 100,000 years.
This isn’t wholly unexpected. Ocean temperatures have...
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