From PRI, Public Radio International and KCRW Santa Monica, this is To the Point.

Global warming and the presidential campaign.

Hello again, I'm Mormon, Alney, and this is To the Point from Public Radio International.

A daily look at the issues, Americans care about most.

More and more scientists say global warming is happening faster than they expected, while the world's major

polluters failed to take meaningful action. McCain, Obama, and Clinton all promised to deal with the

issue in the first 100 days, but what are they planning to do? On to the point, a so-called cap and trade bill is already on the Senate's agenda,

what does that mean?

And where do the candidates stand?

Should renewable technologies like solar and wind get the kind of subsidies lavished on oil and gas?

What about nuclear power?

On reporter's notebook later on, the president of the United States on a prime time game show.

First, here's the news.

Support for To the Point comes from subscribers of KCRW Santa Monica and from the Public Radio International Program Fund,

whose contributors include the Ford Foundation and the John D. and Catherine T. MacArthur Foundation.

Hello again, Mormon Alney, back with To the Point. In 38 years since Earth Day was first established,

global warming's been identified as the biggest risk to the planet. All three candidates for

presidents say the U.S. must lead the way in dealing with climate change. On To the Point,

what do they propose? We'll hear about cap and trade,

subsidies for alternatives like solar and wind, and nuclear power. On reporter's notebook,

George W. Bush, appeared last night on NBC's deal or no deal. We'll talk about American politics

and the flight from elitism. First, this news update, as Obama and Clinton battled in Pennsylvania for the

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