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Featured Article
Coral diseases
Coral diseases and diseases to other reef organisms are having significant, negative impacts on the structure, functioning and appearance of coral reefs. The number,... More »
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Measuring personal environmental exposures
Increasingly, tools and methodologies have begun to emerge that hold promise for capturing information about at least some of the environmental exposures that an individual may...
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Flora of Napa County, California
Napa County is a small county in northern California encompassing nearly 500,000 acres (200,000 hectares), about 0.5 % of the landmass of the state. It is located 25 miles (40... More »
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Featured News
Sea turtle migration clarified
New insights by researchers reveal how young loggerhead sea turtles stay on course during one of the longest and most spectacular migrations on Earth. Questions About... More »
Iceland
Last Updated on 2012-05-18 at 08:38
Iceland is an island nation of 311,000 people in northern Europe, between the Greenland Sea and the North Atlantic Ocean, northwest of the United Kingdom, its northern edge... More »
Cyprus
Last Updated on 2012-05-18 at 07:51
Cyprus is a divided island nation of about 1.1 million people in the Mediterranean Sea, south of Turkey. It is the third largest island in the Mediterranean Sea (after Sicily... More »
Oak
Last Updated on 2012-05-17 at 18:44
Oaks are trees and shrubs in the Fagaceae family, which also includes beeches, chestnuts, and chinquapins. The genus of oaks, with the scientific name Quercus, is broadly... More »
Trophic level
Last Updated on 2012-05-17 at 17:24
A trophic level is a set of species occupying one level of the ecological food chain. The lowest trophic level, Level 1, is that set of organisms that can manufacture their... More »
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