Palau and other Pacific island nations aren't represented at the United Nations by their own citizens. They're represented by American lawyers and law students. The Americans are pushing the UN to act quickly on climate change. The World's Julia Kumari Drapkin has the story.

Ambassador Beck

Leaders of the world's richest nations are meeting in Japan for the annual Group of Eight (G8) summit. They've reached a common goal to fight global warming. The World's Jason Margolis has more.

The World's Mary Kay Magistad begins a series of reports on China's rapid urbanization. More than half of China's population now lives in cities, and this has transformed villages into major urban areas. Today's report is from the former fishing village of Shenzhen, now a mega-city next door to Hong Kong.

Today Prime Minister Gordon Brown urged Britons to waste less food. Anchor Lisa Mullins speaks with Paul Roberts, author of "The End of Food," on how the food we waste contributes to higher food costs around the globe.

Share your ideas on how food waste can be avoided

An algae bloom off the coast of China is the latest threat to the Olympics. Authorities are scrambling to get rid of it, to allow sailing and windsurfing events to go ahead. Anchor Marco Werman speaks with The World's Mary Kay Magistad in Beijing.

"Sustainable development" is a term used to describe how natural resources like water, food and energy can be used wisely to meet today's needs while ensuring that they'll be around for future generations, too. The World's Katy Clark reports on efforts to promote sustainable development globally.

Brazil wants to be energy independent. One thing it's doing toward that end is drilling for oil and natural gas in the Amazon rainforest. The World's Alex Gallafent visited the Urucu energy exploration facility in the Amazon and sent this report.

Global business leaders are raising their voices against global warming. Ninety-nine of the world's top CEO's are calling for greenhouse gas emissions to be cut in half by mid century. They say setting limits will help them do business. The World's Jason Margolis reports.

The American Midwest isn't the only locale devastated by flooding in recent days. In southern China, torrential rains and overflowing rivers have forced more than a million people there to flee their homes. Anchor Lisa Mullins talks with The World's Mary Kay Magistad in Beijing.

Photojournalist Ed Kashi speaks with anchor Lisa Mullins about his documentary work in of one of the most troubled and volatile oil producing lands in the world: the Niger Delta in Nigeria.