Environment
Fast green locomotives coming to Michigan
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By KAREN HOPPER USHER
Capital News Service
LANSING — Greener trains are coming to the Great Lakes region. Technically, they’re locomotives. That’s the part of the train that does the pushing or the pulling. The Siemens Chargers, which are due to arrive by fall, meet the Environmental Protection Agency’s “tier four” standards. Tier four is the agency’s highest standard for emissions.