Worst Coral Mass Bleaching on Record Caused By Warming Oceans

image via New Scientist

April 24, 2025, 4:23 PM

• •The world is currently experiencing its most severe global coral bleaching event on record.
• •84% of the world's reefs have been affected by bleaching due to warming ocean temperatures.
• •The event, driven by global warming, has caused damage in 82 countries and territories.
• •Scientists are exploring methods to mitigate the impact, but reducing human emissions is the most effective solution.

The planet is currently facing its most extensive coral bleaching event, with a staggering 84 percent of reefs worldwide experiencing heat stress. This crisis, driven by persistent, exceptionally hot ocean temperatures due to global warming, has affected 82 countries. Scientists are researching ways to restore the reefs, but the most impactful solution lies in curbing human-caused emissions, particularly from fossil fuels, to address the root cause of climate change.

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