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Coral reefs play a very important role in the marine ecological environment and the global environment. Coral reefs serve as shelters for marine life in the sea and create oxygen through photosynthesis. However, coral is dying due to global warming and environmental pollution. The dying coral and bleaching coral are sending a red light to the global environment.
This suggests undersea drones for planting corals.
DAEGU, South Korea
MYEONG HEUM JO,
Sang Ju Lee,