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Taking the Carbon Out of Coal

Carbon capture and sequestration or CCS is a technology that can remove carbon dioxide emitted by a power plant and store it underground. Clim…

Why 2 Degrees?

Thanks to a tidy mathematical coincidence, it doesn’t matter whether you’re talking Fahrenheit or Celsius when you talk about trying to limit…

How can we reduce the amount of greenhouse gases that humans emit?

How Do We Know It Is Not a Natural Cycle?

When scientists look at climate variations in the past, they don't see anything like today's warming.

What Is the Greenhouse Effect?

It's why global warming is happening, and why scientists are so worried about rising levels of carbon dioxide and other gases generated by agr…

Carbon Counter Launched

A massive new billboard was installed in midtown Manhattan on June 18. It's a first-ever carbon counter that gives an up-to-the minute reading…

What We Know For Sure

No scientist disputes that carbon dioxide is a greenhouse gas and that it is increasing in the atmosphere. And careful detective work shows th…

Georgia: Coal and Carbon

Coal generates carbon dioxide when combusted, which is causing the world to warm. In Georgia, a state that gets over 60 percent of its electri…

Farming new land can release lots of CO2 into the atmosphere

CO2 put in the air by burning fossil fuels has a chemical signature

The planet ‘breathes’

CO2 levels in the atmosphere help set the planet’s temperature

Fossil fuel use has driven the recent jump in atmospheric CO2

Carbon dioxide levels in the atmosphere are increasing

The longest-running effort to track atmospheric CO2 began in 1958

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How Much Precipitation is Needed to End the Drought? A striking look at how much precipitation the Southwest would need over the next month to end the drought.

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