Long podcast this week... A wealth of good stories. Could you survive on 20 liters of water a day? A UN Climate Conference in Kenya. What does the change in power in Washington mean for energy and the environment? No rain in Australia. A Woody Allen impersonator on the podcast? A virtual fence along the U.S. borders with Canada and Mexico. Electronic voting machines: Can they be trusted? Taking courses in terrorism. And last... An airplane that makes no noise. Can that be true?

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Anchor Marco Werman learns about a new reggaeton band, K-narias, while riding in a taxi in Seville, Spain.

In today's Geo Quiz, we were looking for the tallest free-standing structure in the world. The answer is the Canadian National Tower in Toronto. Anchor Marco Werman gets the bird's eye view from The World's Jason Margolis, who went to the SkyPod atop the 1815-foot structure.

The World's Ruxandra Guidi reports that the United States funds pro-democracy programs in Venezuela. Critics say it's an effort to influence the electoral process in Venezuela and destabilize the government of President Hugo Chavez.

Where in the world will we go today?

A warning from the head of Britain's spy agency about home-grown terrorism raises questions in the United States about similar threats. Anchor Marco Werman talks about the state of America's security with Vincent Cannistraro, a former counter-terrorism official for the CIA.

The World's Rob Hugh-Jones reports from London on the latest warnings on terrorism from Britain's internal security service, MI5. The head of the agency says there are many active terrorism plots and thousands of individual suspects being investigated in Britain.

Scientists say global warming could cause floods, droughts, and rising seas that will harm developing countries the most. Delegates to a United Nations meeting in Nairobi are discussing how poor countries can adapt to the changing climate, and how rich countries can help. The World's Jori Lewis reports.

Anchor Marco Werman talks with Daniel M. Kammen, a professor at the University of California, Berkeley, about US energy policy under President Bush and possible changes in the policy under a Democratic Congress.

The World's Aaron Schachter reports on today's controversial gay pride parade in Jerusalem. The event took place in a closed soccer stadium because of concerns that anti-gay ultra-Orthodox protesters would use violence to disrupt the parade.