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www.nationalgeographic.com | ||
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www.livescience.com
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| | | | | Coral reefs are large underwater structures composed of the skeletons of coral, which are marine invertebrate animals. Corals are found all over the world's oceans. | |
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www.epa.gov
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| | | | | Coral reefs are among the most biologically diverse and valuable ecosystems on Earth. This web site describes the importance of coral reefs, threats to them, and ongoing efforts to protect them. | |
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reef-world.org
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| | | | | Coral reefs face significant threats from climate change, ocean acidification, pollution, overfishing and local human activities. Learn about the challenges reefs face globally and locally, and the urgent need for conservation efforts to protect these vital ecosystems. | |
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uk.whales.org
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| | | There are 53 orcas (killer whales) held in captivity at marine parks around the world in 7 different countries. Please help us end captivity. | ||
