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A screenshot from video showing illustrations of ancient coral reefs.
Video

Coral Reefs Changing Over Time

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Lost nets become entangled on a coral reef in the NW Hawaiian Islands, doing damage for decades. Wave action on the net breaks pieces of coral off until the net breaks, when it is free to catch on new reefs and do more damage.
Photo

Lost Nets Hurt Coral Reefs

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Ari Daniel Shapiro and Dr.Randi Rotjan of the New England Aquarium, journey to the Phoenix Islands to study coral bleaching.
Audio

Coral Reefs: One Species at a Time

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Two nurse sharks hover over a baited cage
Lesson Plan

Life of a Coral Reef Fish

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Two nurse sharks hover over a baited cage
Lesson Plan

What is a Coral Reef? Middle School

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Unlike the shallow tropical coral reef at left, the deep-sea Oculina reef at right does not require sunlight.
Photo

Shallow and Deep-Sea Coral Reefs

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Two nurse sharks hover over a baited cage
Lesson Plan

What is a Coral Reef? Elementary School

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Two nurse sharks hover over a baited cage
Lesson Plan

Caribbean Coral Reef and Climate Case Study

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Two nurse sharks hover over a baited cage
Lesson Plan

Coral Conservation

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corals in shallow water with sunlight streaming through the surface
Photo

Coral Reefs in the Sunlight

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A bluefin trevally swims in Hawaii’s Maro Coral Reef, part of the Papahānaumokuākea Marine National Monument.
Slideshow

Two Views of Coral Reefs: Thriving and Threatened

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A diver cares for the reef by cleaning up discarded fishing gear and garbage.
Article

Reef Rescue: Protect Coral Reefs with Your Actions

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