Coral reefs are important to the biodiversity of Earth. According to the U.S. National Oceanic and Atmospheric Administration, coral reefs house more species than any other marine habitat, making them the equivalent of a... More »

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Dolphins live near coral reefs, but they do not live in coral reefs. Dolphins, like all other ocean species, benefit from a robust coral reef ecosystem, because reef inhabitants maintain the balance of nutrients that hel... More »

According to the non-profit project Coral Science, coral reefs are not lodged in soil. The rocky substance in which they are fixed is made by the corals themselves. They live in colonies made of many polyps that build sk... More »

Oceanography is a very important discipline for understanding the oceans, which are essential for all life on Earth and cover the majority of the Earth's surface. Oceanography is extremely multidisciplinary, covering the... More »

The ocean is important to life on Earth because of the role it plays in both the hydrologic cycle and the carbon cycle. The hydrologic cycle, also known as the water cycle or H2O cycle, refers to the relationship that ex... More »

According to the National Oceanic and Atmospheric Administration, coral reefs are one of the most diverse and valuable ecosystems on earth. Reefs support more species per unit area than any other marine environment. More »

Examples of natural ecosystems include tropical rain forests, grasslands, deserts and coral reefs. A natural ecosystem is defined as the biological community in a certain location, as well as the physical and chemical fa... More »