carbon dioxide

Sunset at Paranal Observatory in northern Chile.

Science

Why We Are Naively Optimistic About Climate Change

8:36am August 02, 2017

by Marcelo Gleiser

Unfortunately, we are failing in the goal to make our children's world better than our own — and those who deny it won't have to see the consequences of their choices, says blogger Marcelo Gleiser.

At Kemper, Mississippi Power has built an entirely new coal plant from the ground up. But the plant, which uses carbon capture technology, has experienced missed deadlines, cost overruns and other problems.

Climate-Friendly Coal Technology Works But Is Proving Difficult To Scale Up

11:56pm March 29, 2017

by Jeff Brady

Capturing carbon emissions from coal plants would reduce coal's effect on climate change. But high costs and other factors have stymied efforts to use that technology at more U.S. power plants.

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Scott Pruitt's comments on carbon dioxide come just over two weeks after he took the helm of the Environmental Protection Agency, the agency with the authority to regulate CO2 and other greenhouse gases as pollutants.

EPA Chief Scott Pruitt Questions Basic Facts About Climate Change

12:38pm March 09, 2017

by Geoff Brumfiel

In an interview with CNBC, President Trump's EPA administrator said he did not believe carbon dioxide is a major contributor to global warming.

From field to bakery, a loaf of bread packs a measurable environmental punch.

What's The Environmental Footprint Of A Loaf Of Bread? Now We Know

7:04pm February 27, 2017

by Rhitu Chatterjee

New research calculates the greenhouse gas emissions involved in making bread, from wheat field to bakery. The vast majority of emissions come from one step in the process: farming.

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Steam rises from the stacks of the coal-fired Jim Bridger Power Plant outside Point of the Rocks, Wyo., in March 2014.

Using Technology To Keep Carbon Emissions In Check

5:39pm January 04, 2016

Renewable energy is only one of the steps toward achieving the goals set by the Paris climate deal. We take a trip around North America to explore other ways of keeping carbon out of the atmosphere.

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Young boys in Beijing check a smartphone in front of their home near a coal-fired power plant. As China's economy slowed in 2015, its industrial use of coal likely dropped, too, researchers say. That may be behind the slight drop in global CO2 emissions.

Small, Surprising Dip In World's Carbon Emissions Traced To China

3:46pm December 08, 2015

by Christopher Joyce

Climate scientists say global emissions of carbon dioxide seem to have dipped a bit in 2015, though the world economy is still growing. China's reduced use of coal may be the main reason.

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Las Cañadas is an ecological cooperative in Veracruz, Mexico that's working to sequester carbon and mitigate climate change while producing food, materials, chemicals and energy.

Carbon Farming Gets A Nod At Paris Climate Conference

1:33pm December 07, 2015

by Alastair Bland

Using farmland to capture carbon rather than release it into the atmosphere is called carbon farming. The idea is taking off and countries and institutions have endorsed a new agenda promoting it.

Carbon dioxide is represented by the red on this map.

WATCH: How Carbon Dioxide Travels Around The Globe

1:10pm November 19, 2014

by Eyder Peralta

A NASA computer model visualizes in detail where carbon dioxide is released, how it moves across the globe and how it's affected by the seasons.