Counting penguins from space

A new study using satellite mapping technology reveals there are twice as many emperor penguins in Antarctica than was previously thought. The results provide an important benchmark for monitoring the impact of environmental ...

Coasts' best protection from bioinvaders falling short

Invasive species have hitchhiked to the U.S. on cargo ships for centuries, but the method U.S. regulators most rely on to keep them out is not equally effective across coasts. Ecologists from the Smithsonian Environmental ...

Mad scramble as oil slick nears Louisiana coast

Offshore winds pushed a giant oil slick closer to the Louisiana coast Thursday amid a frenzied effort by authorities to contain what one official said had become a disaster of "national significance."

Researcher Nets First Measure of Africa's Coastal Forests

Impoverished fishermen along the coast of tropical African countries like Mozambique and Madagascar may have only a few more years to eke out a profit from one of their nations' biggest agricultural exports. Within a few ...

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