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.

Today on The World: 100 CEOs call for more aggressive action on global warming; A Muslim cleric in Britain faces extradition to the US; A new universal text language aims to unite text-chatter across the globe.

Republican John McCain spoke to a business group in Ottawa today. Canadians may not vote but the country provides a terrific backdrop for McCain to go after Barack Obama on the North American Free Trade Agreement or NAFTA. NAFTA is popular in Canada and the Canadian Prime Minister is a conservative, so there should be lots of warm hand-shaking and smiling photo-ops during McCain's brief visit, right? Wrong. The World's Carol Hills has more.

Brazilian musician Djavan speaks to anchor Marco Werman about his love for music, Brazil, and architecture!

The answer to today's Geo Quiz is the Spanish island of Mallorca. The airline Palmair takes its name from the island's capital, Palma. A European consumer group has just named Palmair one of the world's four best airlines. Its a little surprising, since Palmair only has one plane. Anchor Marco Werman has the details.

Argentine president, Christina Fernandez-Kirchner is embroiled in a confrontation with farmers over a proposed tax on food exports. Richard Reynolds has the story.

Our daily geography quiz.

Turkey's ruling AK party faces the possibility of being declared illegal. It's been charged with promoting an Islamist agenda that endangers the secular nature of the state. The World's Aaron Schachter has more.

A story in the online edition of today's Financial Times says the US military has lost track of hundreds of nuclear weapon components. Anchor Marco Werman speaks with the FT's Pentagon and Intelligence correspondent, Demetri Sevastopulo.