Anchor Lisa Mullins reports that mosques in the Middle East are going green and conserving water.

The World's Alex Gallafent reports on how a free trade zone in the middle of the Amazon rainforest has encouraged the kind of businesses and jobs that don't require cutting down trees.

Manama is the answer to our Geo Quiz today. The city is home to a new 800 foot high wind-powered skyscraper. The World's Kristine Allington reports.

In many developing countries, people can't turn on CNN or the BBC for a weather report. With climate change in the forecast, that's a problem, as Julia Kumari Drapkin reports.

Coral reefs are endangered in many parts of the world. But one Caribbean island is taking care to protect its reef. The World's Alex Gallafent sends an audio postcard from Bonaire.

Bonaire reef

There was a demonstration today outside the corporate headquarters of Chevron. The oil company is under pressure from human rights activists who want the company to stop its business activities in Myanmar, Nigeria and Ecuador. The World's Jason Margolis reports.

Anchor Lisa Mullins speaks with Michael Klare, author of Rising Powers, Shrinking Planet: The New Geopolitics of Energy, about how US energy policy compares with other countries' energy policies around the world.

The five Arctic nations are meeting today in Greenland to discuss sovereignty over the disputed Arctic territory which is thought to hold vast amounts of oil beneath its melting icecaps. Anchor Marco Werman speaks with retired oceanographer Ron McNad, formerly of the Geological Survey of Canada, who has sailed the Arctic himself.

NASA's Phoenix lander has touched down on the surface of Mars. Scientists around the world are watching. Anchor Lisa Mullins gets the latest from Ivan Semeniuk Ivan Semeniuk, US bureau chief for New Scientist magazine.

Phoenix Mission overview
Mars vertical image
Pictures from the surface
Multimedia gallery

We were looking for the name of the sea off Australia's northeast coast. It's where conservationists are studying sharks that swim in and around the Great Barrier Reef. The answer is the Coral Sea. Anchor Marco Werman explains why sharks in the Coral Sea are at risk of extinction.