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Corals, sponges, and algae are the major components of most coral reef communities as shown in this picture.
overview

Corals and Coral Reefs

 Coral reefs are the most diverse of all marine ecosystems. They teem with life,...
Swimmers brave the waters in the shadow of a coal-fired power plant. Coal plants like this one emit CO2 into our atmosphere which is warming the planet and altering the chemistry of the ocean.
overview

Climate Change

 Today, carbon dioxide (CO2) levels in our atmosphere are the highest they've been...
On average, Arctic sea ice has decreased by four percent per decade since the late 1970s.
overview

Sea Level Rise

 The ocean never stops moving. When you visit the beach, waves roll in and recede...
A shell placed in seawater with increased acidity slowly dissolves over 45 days.
overview

Ocean Acidification

 Ocean acidification is sometimes called “climate change’s equally evil twin,”...
Forams are tiny single-celled organisms.
slideshow

Foraminifera

 Microscopic, single-celled organisms called foraminifera have a fossil record that...
Thu, 03/25/2010 - 16:23