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Monitoring The Sea Bed Below The National Parks of the Pacific Islands


National Park Service researchers monitor the health of coral reefs by developing photographic records that can be compared over time. NPS photo.

While it's perhaps easier to monitor natural resources rooted in the earth in the national parks of the Pacific Islands, that doesn't mean those below the ocean's surface get ignored. This short video looks at some of those resources -- corals, specifically -- and explains how National Park Service researchers keep track of their health.

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