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Coral bleaching is the process when corals become white due to loss of symbiotic algae and photosynthetic pigments. This loss of pigment can be caused by various stressors, such as changes in temperature, light, or nutrients.
Huge stretches of coral reef around the world are turning a ghostly white this year amid record warm ocean temperatures. On Monday, the U.S. National Oceanic and Atmospheric Administration ...
Coral bleaching is a major consequence of stress on coral reefs. Bleaching events due to distinct temperature changes, pollution, and other shifts of environmental conditions are detrimental to coral health, but corals can restore from bleaching events if the stress is not chronic. [10]
The mass bleaching of coral reefs around the world since February 2023 is now the most extensive on record, the National Oceanic and Atmospheric Administration (NOAA) told Reuters this week. A ...
At least 54 countries are experiencing mass coral bleaching as the climate crisis drives ocean temperatures to record-breaking levels
Bleaching occurs when the zooxanthellae and coralline algae leave the coral skeleton behind due to stresses in the water. This causes the coral to lose its colour because the previous organisms sustained on the coral skeleton vacate, leaving a white skeleton. The bleached coral can no longer complete photosynthesis, and so it slowly dies.
The NOAA coral reef authority declared the global bleaching event in April 2024, making it the fourth of its kind since 1998. The previous record from the 2014 to 2017 mass bleaching affected just ...
Along coastlines from Australia to Kenya to Mexico, many of the world's colorful coral reefs have turned a ghostly white in what scientists said on Monday amounted to the fourth global bleaching ...