Roxana Saberi reports from Tehran, where final results from Iran's local elections last week indicate a defeat for hardline allies of President Mahmoud Ahmadinejad.

A show this week devoted to transportation. An old technology revived in Paris, the tram. Planes flying over Europe must now buy credits to offset greenhouse gas pollution credits. What you can do to offset your carbon emissions when you fly. And tracking snow leopards in Pakistan with GPS tracking.

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The World's April Peavey visits a small shop in Brookline, Massachusetts that makes musical instruments right out of the 18th century.

Today's answer is Italian village Viganella, where this time of year, the peaks of the mountains block out the sun's rays. But locals have come up with a plan to escape the darkness. Host Lisa Mullins speaks with one of the villagers.

Where in the world will we go today?

The World's Gerry Hadden reports on reaction to a European Commission proposal that calls for carbon dioxide quotas to be set for all airlines.

The World's Sheri Fink has the third part of our series on the world's slums. Today she tells us about Peruvian economist Hernando de Soto, who believes the world's urban poor can lift themselves out of poverty by becoming landowners.

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The World's Carol Hills reports on changes in China's adoption rules in response to soaring adoption rates among Westerners. Some of those changes could rule out single people...and possibly those who are too overweight.