Low-Carbon Power

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Low-Carbon Power

  • Published: May 14th, 2010

Half of our electricity today comes from carbon-intensive coal. How might an 80 percent reduction in greenhouse gas emissions be achieved by 2050, when electricity needs might be 50 percent higher than today?

Fuel Used to Make Electricity in US: 2008

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Fuel Used to Make Electricity in US: 2008

  • Published: May 14th, 2010

Coal was the dominant fuel used to to generate electricity in the US in 2008.

Scenario: Possible Electric Energy Sources in 2050

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Scenario: Possible Electric Energy Sources in 2050

  • Published: May 14th, 2010

A mix of new electricity sources by 2050 could reduce CO2 emissions by 83 percent.

Like Ice Melting in a Glass

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Like Ice Melting in a Glass

  • Published: Mar 31st, 2010

An interactive analogy showing just how fast Arctic sea ice has been thinning.

Accelerated Ice Loss from Greenland

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Accelerated Ice Loss from Greenland

  • Published: Mar 30th, 2010

Greenland lost much more ice in the 2000's than the decade before.

Skating on Thin Arctic Ice: Fall

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Skating on Thin Arctic Ice: Fall

  • Published: Mar 12th, 2010

Submarine and satellite data since 1980 show steady shrinking.

Skating on Thin Arctic Ice: Winter

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Skating on Thin Arctic Ice: Winter

  • Published: Mar 12th, 2010

Submarine and satellite data since 1980 show steady shrinking.

Arctic Sea Ice Thinning: Fall

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Arctic Sea Ice Thinning: Fall

  • Published: Mar 9th, 2010

Fall view: Arctic sea ice has been getting thinner, even faster than its area has been shrinking.