Image: NASA radar brings a new view of world heritage site

In just two 10-minute overflights, an airborne NASA synthetic aperture radar proved it could pinpoint areas of disturbance in Peru's Nasca lines World Heritage Site. The data collected on the two flights will help Peruvian ...

Japan's volcanoes: Could Fuji be next?

The sudden eruption of Mount Ontake over the weekend, which is believed to have killed at least 31 people, was a reminder of Japan's vulnerability to its many active volcanoes.

Florida's Everglades put on world heritage endangered list

Florida's Everglades and Madagascar's tropical forest were added Friday to a list of imperiled world heritage sites by UNESCO officials who also registered lesser threats to Peru's Machu Picchu ruins and the Galapagos Islands.

Yemen's unique 'dragon's blood' island under threat

Centuries-old umbrella-shaped dragon's blood trees line the rugged peaks of Yemen's Socotra—a flagship symbol of the Indian Ocean archipelago's extraordinary biodiversity, but also a bleak warning of environmental crisis.

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