Fertilizers and extreme heat are damaging coral reefs in the Gulf of Mexico, isotope analyses reveal

Who isn't familiar with the colorful coral reefs from movies like "Finding Nemo" or "The Little Mermaid"? Unfortunately, the reality is often quite different, as these vital ecosystems are under pressure worldwide. Climate change and pollution are causing corals to bleach and die. Even the most resilient coral reefs of the United States are now threatened.

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