Ocean warming threatens coral reefs and soon could make it harder to restore them

Shawna Foo

Ocean warming threatens coral reefs and soon could make it harder to restore them
Photo by Nariman Mesharrafa on Unsplash

Anyone who’s tending a garden right now knows what extreme heat can do to plants. Heat is also a concern for an important form of underwater gardening: growing corals and “outplanting,” or transplanting them to restore damaged reefs.

The goal of outplanting is to aid coral reefs’ natural recovery process by growing new corals and moving them to the damaged areas. It’s the same idea as replanting forests that have been heavily logged, or depleted farm fields that once were prairie grasslands.

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