PPT-Human Impacts on Our Coral Reefs

Climate Change Sedimentation OverFishing Careless Recreation Pollution What is sedimentation Sedimentation occurs when sediments found on land soil silt amp sand enter the ocean and cause the water to become very murky. to coral reefs from increasing concentrations of dissolved carbon . dioxide. By Miguel Rodriguez. What is a Coral Reef?. Coral reefs are diverse underwater ecosystems held together by calcium carbonate exoskeletons secreted by corals, which support and protect the coral polyps.. Part I. Section 5. Invertebrate marine animal. A polyp that begins to form an exoskeleton. CO. 2. & Ca in the water to make calcium carbonate (CaCO. 3. ) aka limestone. Sessile – immobile. Form colonies. Cambridge Marine Science AS Level. Coral Reefs. Coral reefs are the simplest yet some of the most . biodiverse. and beautiful of marine organisms.. Coral reefs are called the rainforests of the sea.. presents:. Rescuing. . Coral Reefs in the Cayman Islands. Earthwatch. Student Expeditions. [Name of High School]. What is . earthwatch. ?. Since 1971, Earthwatch has made it possible . for . people from all walks of . Built entirely by biological activity. CaCO. 3. solubility low above 20. o. isotherm. Radioactively labeled Ca absorption low on cloudy days. Global distribution limited by temperature. 70 m is max depth (1-2% surface illumination). Global location’s. In the world there are Coral Reefs in. Southeast . Asia . The . Pacific including . Australia.. And in the . Atlantic and . Caribbean. Temperature and . Precipitation . ranges. . Gary Shepherd. Fifth Grade Science. What are the four main Ocean basins?. Pacific Ocean. - the largest and has the greatest depth . Atlantic Ocean. – about half the size of the Pacific and not quite as deep . Handley et al “Geography Focus Stage 4” Pearson: Sydney p82. “The Rainforests of the Sea”. We need to study the interactions that exist within coral reefs so they we can make recommendations to ensure these ecosystems exist in the future. 4G2 – Global Environments. Year Geography 2013. “The Rainforests of the Sea”. We need to study the interactions that exist within coral reefs so they we can make recommendations to ensure these ecosystems exist in the future. 话题. （生物类人文历史类等） . 文章中心思想. ---. 标题. 段落中心思想. ---. 逐段判断 . Spans over 300 nautical miles from the Dry Tortugas to Stuart.. The only tropical coral reef system, and one of the greatest natural resources, in Florida and the continental United States.. Adjacent to one of the most densely populated and urbanized coastal communities in the U.S.. The Importance of Coral . R. eefs. Coral reefs are like the rainforests of the sea. Biologically diverse. Support 33% of marine fish species. Provides medicines, chemicals, and other resources .. The Importance of Coral Reefs. IvornWilliam. , Stephan Mills, Shaquille Job, Carl . Bynoe. , Isaiah Ash, . Crystol. Caesar. 6A. DIFFERENT HUMAN IMPACTS. REEF WALKING . OVER FISHING . CORAL SOUVENIR. BLAST FISHING . SEWAGE . AGRICULTURE. Guillermo Diaz-. Pulido. , . Laurence J. . McCook, . Sophie . Dove, . Ray . Berkelmans. , . George . Roff. , . David I. . Kline, . Scarla. . Weeks, . Richard D. . Evans, . David H. . Williamson, . Ove.