Human activity is taking a toll on a vital marine ecosystem, one that protects coastlines and provides a habitat for a rich variety of marine life.

Aug 20, 2010 - Rupert Taylor

Coral reefs face an escalating series of threats in today's changing ocean, but artificial reef construction shows promise.

Jan 7, 2011 - Amy Hansen

Coral reefs are found around the world. Their biodiversity is great, but they are in danger of being destroyed.

May 16, 2007 - Wesley Rouse

Coral Reefs and a quarter of the world's fish species are seriously endangered by man's activities.

Feb 4, 2007 - John Blatchford

A discussion of the basic characteristics of corals-Taxonomy, Anatomy, Ecology, Food and Feeding, Life Cycle, and Associated Fauna and Flora.

May 4, 2007 - Wesley Rouse

Artificial coral reefs can bring an ocean floor back to life. However people are still figuring out the best methods to create coral reefs.

Oct 17, 2009 - Megan Jungwi

Coral reefs' sheer diversity makes them biological and tourism hotspots, but despite that many are threatened by overfishing, pollution and climate change.

Nov 19, 2009 - Karin Cox

Coral Reefs, the marine equivalent to tropical rainforests, are losing their environmental struggle against bleaching, climate change, pollution and overfishing

Nov 18, 2008 - Laurence O'Sullivan

Understanding the far reaching impacts of mangrove deforestation is important to protecting the world's coral reefs.

Aug 10, 2009 - Megan Jungwi

Increased global levels of carbon dioxide emissions and temperatures will raise levels of ocean acidification and threaten the long term survival of coral reef ecosystems

Dec 22, 2007 - Alan Sorum

Start saving coral reefs today by making small changes at home.

Oct 22, 2010 - Megan Jungwi

Midwestern crocheters, crocheters visiting the Chicagoland Area, and those who appreciate crochet, will want to check out The Hyperbolic Crochet Coral Reef in Chicago.

Nov 12, 2007 - Renee Blixt

Possible harm from sunscreen lotion added to damage done by climate change, overfishing, marine pollution and souvenir collecting as coral reef ecosystem losses continue.

Feb 7, 2008 - Dawn M. Smith

Coral reefs occur in waters that are typically low in nutrients; however, these ecosystems are among the most diverse and productive in the marine environment.

Jul 24, 2009 - Roberta Goli

Some species of starfish wreak havoc on shellfish populations and coral reefs when an abundance of food and shortages of predators fail to keep their numbers in check.

Oct 24, 2009 - Cheryl Kraynak

Efficient farming can damage the environment in a number of ways, but we are becoming aware of some of the problems we have caused. Maybe we can do better in the future?

Sep 9, 2007 - John Blatchford

Coral Reefs are second only to tropical rain forests in plant and animal diversity. They are home to a number of species of fish and other marine species.

May 13, 2009 - Mohan Alembath

Caring for the planet, recycling, greenhouse gases, these concerns must not stop when divers duck under the water. Scuba divers must help conserve the underwater world.

Jun 19, 2009 - Bruce Iliff

Coral calcium has been touted for its miraculous healing properties. It is widely used as an alternative treatment for such health conditions as cancer and heart disease.

Oct 13, 2009 - Loraine R. Degraff