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  • Polar Bear Ice Sculpture

    If Copenhagen delegates want to know where the solutions to both the current climate and economic crises will come from, they need to look at the work of enterprising governors in the U.S. and Brazil.

  • Cleaning Up Energy Will Cost $10 Trillion: IEA Chief Monday, 14 Dec 2009 | 9:50 AM ET

    A low-carbon economy would cost a total of $10 trillion and most of that money would have to be found from private investors, but a delay in action would cost $500 billion a year, Nobuo Tanaka, executive director of the International Energy Agency, told CNBC Monday.

  • Tamminen: Girls (and Boys) Gone Wild in Copenhagen Friday, 11 Dec 2009 | 8:45 AM ET

    Of the estimated 20,000 people converging on the UN climate conference in Copenhagen, half are expected to be under the age of 30. Other than the anti-war campaigns of the 1970s, it’s hard to recall a movement that has been so embraced, even motivated, by the world’s youth.

  • Tamminen: Zero Sum Game In Copenhagen Wednesday, 9 Dec 2009 | 12:16 PM ET
    The Copenhagen Ice Bear
  • Tamminen: What Do 100-Year-Old Grandmas Worry About? Tuesday, 8 Dec 2009 | 1:18 PM ET
    Advertisement in Copenhagen Airport

    My wife’s grandmother, Sadie, will turn 103 next month. Of all the things that might concern or interest her, she lay awake the other night worried that world leaders won’t solve the climate crisis before its too late.

  • An Effort to Spread Green Power to Coasts Tuesday, 8 Dec 2009 | 11:10 AM ET
    electricity pylons

    For 40 years, the North American electric system has operated as three loosely linked grids, but a new transmission company is aiming to unite them. That union, if consummated, could have strong implications for renewable energy.

  • Farrell: Are We Going to Save The Planet? Tuesday, 8 Dec 2009 | 9:42 AM ET
    The Carbon Challenge

    President Obama will be at the Copenhagen environmental conference that starts shortly. But his plans changed for him to appear towards the end of the event as opposed to the beginning.

  • 'Gropenhagen' T-Shirts: Get Your Global Warming On Monday, 7 Dec 2009 | 1:44 PM ET

    You knew it was only a matter of time: A Danish artist and UK T-shirt company have created a "Gropenhagen" T-shirt after the sex-coupon flap at the Copenhagen climate summit.

  • Factory Emissions

    Look for President Obama to sign climate change legislation into law in April, a barrage of carbon footprint commercials on TV, a sustainability label from Walmart and the election of green governors.

  • Stimulus Scorecard

    There's been a hiring boom at the Savannah River Site in Aiken, South Carolina, where $1.6 billion in stimulus funds are being used to clean up a nuclear weapons plant dating back to the Cold War.

  • Things are heating up in Copenhagen ahead of the UN climate summit there next week. The city tried to discourage guests from soliciting prostitutes while they're in town—but all they did was turn it into one big advertisement for prostitution. Ow! Nice work, ladies.

  • Tamminen: Lessons From Fossil-Fueled Rats Friday, 4 Dec 2009 | 10:37 AM ET

    Those gathering in Copenhagen might want to take a look at new research from Cairo shows that rats become more belligerent when exposed to gasoline fumes and tailpipe pollution.

  • Predictions 2010: Analyst Tony Fratto Tuesday, 1 Dec 2009 | 12:00 PM ET
    The Federal Reserve headquarters in Washington, DC.

    Expect the Fed to raise interest rates, emerging market stocks to soar and the U.S. Congress not to pass climate change legislation.

  • Oil Rally May Not Hold, Despite Iranian Tensions Monday, 30 Nov 2009 | 4:07 PM ET

    Oil prices spiked more than 2 percent Monday after news flashed on the wires about a British yacht crew being detained in Iran. Traders were already on high-alert after report this morning that the Iranian government plans to expand its nuclear program.

  • Tamminen: Copenhagen And Beyond Monday, 30 Nov 2009 | 6:45 AM ET
    The Carbon Challenge - A CNBC Special Report

    Here’s a clip-and-save cheat sheet, suitable for framing or taping to your refrigerator, that will save you time—and money—as you try to crack the carbon code for yourself, your business and your investments in the months and years ahead.

  • US Businesses Already Moving On Ways to Curb Emissions Thursday, 26 Nov 2009 | 11:10 AM ET
    Carbon Emissions

    US corporations have long been bracing for the day they would have to make sharp cuts in their emissions. That day moved closer when President Obama outlined a target for such reductions, the New York Times reports

  • Electric Driverless Cabs – The Future or Fad? Thursday, 26 Nov 2009 | 9:43 AM ET

    Ever wished your cab driver would stop nattering and just get to where you're going? Well the new driverless cabs being trialed at London's Heathrow airport could be for you.

  • California Takes Step to Limit Emissions Wednesday, 25 Nov 2009 | 11:25 AM ET
    Carbon Emissions

    California has taken a major step toward creating a broad-based trading system to limit emissions of pollutants blamed for harmful climate change.

  • The US must address climate change in an international context, not just from a domestic lens, Caterpillar CEO Jim Owens told CNBC.

  • 9 Stocks That Play Rising Water Costs: Strategists Monday, 23 Nov 2009 | 4:45 PM ET

    According to a Monday report, water demand in 20 years will be more than 50 percent higher in the most rapidly developing countries. What areas of the water sector should investors consider? Michael Gaugler, senior vice president of research at Brean Murray, Carrett & Co., and Debra Coy, senior analyst at Janney Montgomery Scott, shared their views.