Companies across a wide swath of industries are trying to become better environmental stewards to protect natural resources. Count railroads among them.rnFor years, Class Is have acquired more fuel-efficient and less pollution-producing locomotives, among a host of green initiatives. But many regionals and short lines also are taking steps to shrink their environmental footprint. They're retrofitting or modifying locomotives to reduce emissions, testing or using alternative fuels to generate fewer pollutants, or incorporating "green" features into facilities to cut energy usage.
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