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Why California's Cap And Trade Program Is A Big Deal

The state's program will be able to test the theories about whether cap-and-trade reduces pollution without destroying businesses. If it works, expect other states to quickly follow.READ MORE

China May Become World's Biggest CO2 Emitter By 2017

China is still considered a developing nation, but the country's CO2 emissions are set to rival the U.S. in the near future.READ MORE

Carbon Disclosure Project Reveals That Bayer, Bank of America Lead On CO2 Emissions Reduction

It may be responsible for the financial meltdown, but while it was writing bad mortgages, Bank of America was also doing excellent work reducing its footprint. READ MORE

HopStop's Carbon Calculator Tracks The Impact Of Your Subway, Bus Trips

In addition to knowing your exact route and even how many calories you've burned, you can now find out the environmental impact of every public transit trip you take--and how much better it is than if you had taken a car.READ MORE

Generating Electricity From Buried Carbon

Jamming carbon deep underground has long been a proposed solution to our emissions problems, but it's expensive and rarely used. Now we can use the Earth's heat to make that gas work for us.READ MORE

CO2 Emissions Now Good For Something: Measuring Your Health

Besides creating climate change, carbon dioxide emissions are an important measure of how healthy we are. New technology could save lives by making it easier for doctors to monitor your CO2.READ MORE

The Hydrogen Economy's Dirty Secret

Is hydrogen actually clean, or just clean compared to fossil fuels? Even though it mostly produces water, there are some nasty side effects no one is talking about.READ MORE

Can The Climate Be Fixed In The Courtroom?

A new case brought by teens argues that the government isn't protecting the planet for future generations. Do older climate cases give any clues about whether it will work?READ MORE

Why China's Carbon Emissions May Not Spiral Out Of Control

What happens in a country with 1.3 billion people and a rapidly growing economy? You might be surprised.READ MORE

Why Geoengineering Doesn't Make Economic Sense

Physically altering the planet's atmosphere to stave off climate change would be incredibly expensive--and disastrous if we ever stopped paying.READ MORE

Why Timberland Failed to Meet Its CO2 Emissions Reduction Targets (and You Might Too)

Timberland is being refreshingly honest about not hitting its greenhouse gas-reduction goals. "We have to fix our business process fundamentally," CEO Jeff Swartz tells us. If they can't do it, though, how can anyone?READ MORE

How Pumping Gas Today Will Impact Humans in 100,000 Years

Until now, most views of future temperature trends have been limited to this century. The latest research pushes past that arbitrary temporal boundary to ask what happens next.READ MORE