Corals keep a record of pollution, pointing to a new monitoring method: Study

Mongabay
Oct 26, 2026, 6:59 am111 pts
Maui, an island in the isolated Hawaiian archipelago, isn’t in one of the world’s most heavily developed or polluted coral-reef regions. Yet even there, human activity leaves an imprint in the very tissue of corals, altering their biochemistry, a recent study shows. The study, published in July in the…

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