Photo de stock - Cairo, Nebraska - A BNSF coal train in the sand hills of Nebraska. Each day, as many as 100 coal trains, each about a mile long, deliver coal from Wyoming's Powder River Basin to power plants across the country.

Photo de stock: Cairo, Nebraska - A BNSF coal train in the sand hills of Nebraska. Each day, as many as 100 coal trains, each about a mile long.

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