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Telling the story with pictures

Coal Use Declining in the U.S.

Coal Use Declining in the U.S.

Here's how the decline in coal use is linked to climate-friendly cars.

Future Renewable Fuel Standard Targets

Future Renewable Fuel Standard Targets

Renewable Fuel Standards designate the minimum levels at which several categories of biofuel are consumed through 2022.

Montana’s Wind Energy Potential

Montana’s Wind Energy Potential

Montana's estimated wind power potential is about equal to the electricity consumed by the 19 lighted states.