Union Pacific Railroad investing $20M to test emissions-reducing locomotive technology in California; moving toward Tier 4 compliance with combination of EGR, DOC and DPF
Green Car Congress
AUGUST 14, 2012
billion since 2000 to purchase locomotives that meet the EPA’s updated emissions guidelines and an additional $200 million to upgrade older locomotives in the fleet to reduce emissions and increase fuel efficiency—representing nearly 3,800 new, more fuel-efficient locomotives in all.
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