Robert Reich and Mark Zandi debate Glenn Hubbard and Arthur Laffer on the topic: The Rich Are Taxed Enough. Moderated by John

Robert Reich and Mark Zandi debate Glenn Hubbard and Arthur Laffer on the topic: The Rich Are Taxed Enough. Moderated by John Donvan.

How do we fix the economy? The U.S. government's budget deficit is nearing a trillion dollars for the fourth straight year and unemployment remains high. With the Bush-era tax cuts that are set to expire at the end of 2012, what is the best move for continued economic recovery? President Obama says we should raise taxes on those making more than $250,000 to reduce the deficit. Others say that the richest 1% already pay more than a quarter of all federal taxes and higher taxes for job creators would slow economic growth. Are the nation's wealthiest not paying their "fair share," or should tax breaks be extended for everyone in the name of job creation?

Witness the unveiling of Countdown, a major global campaign to cut greenhouse gas emissions. TED has partnered with scientists, policy makers, organizations, activists and more to create an

Witness the unveiling of Countdown, a major global campaign to cut greenhouse gas emissions. TED has partnered with scientists, policy makers, organizations, activists and more to create an initiative that everyone in the world can be part of. Check out http://countdown.ted.com to learn how you can get involved — and help turn the tide on climate. [Note: there are two unusual features of this TED Talk. One, it's much longer than our normal, extending a full hour. Two, it's made up of contributions from more than a dozen people, including UN Secretary-General Antonio Guterres, Al Gore, Katharine Hayhoe, Jimmy Kimmel and Yuval Noah Harari, among others. We're putting it out there because the topic deserves this kind of prominence.]

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The nearly 10 million people in the city and county of Los Angeles, California require a lot of water -- most of which is

The nearly 10 million people in the city and county of Los Angeles, California require a lot of water -- most of which is imported snow melt from the Eastern Sierra Nevadas and Rocky Mountains, hundreds of miles away. UCLA researchers Stephanie Pincetl and Mark Gold are studying how Los Angeles can reduce its water imports and better capture, store and reuse water for a more sustainable water supply. Published on Jul 12, 2013