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american coal    association of american railroads    biggest companies    bnsf railway    carbon dioxide    center of the climate-denial movement    changing environment    clean coal electricity    climate action    climate change    climate policy    climate science    coal burning    coal use    coal-dependent companies    crucial coalitions    csx transportation    electric utilities    environmental science    federal bailout of coal plants    federal climate policy    freight-rail industry    fuel consumption    global warming    indirect carbon footprint    individual scientists    industry’s trade group    largest american freight railroads    largest railroad east of the mississippi.yet    last year    members of a powerful pro-coal trade association    memorable letter    nation’s freight railroads    new research    norfolk southern    power plant    power plants    pro-coal group    rail association    recent years    repeal of the clean power plan.since    scientific consensus    senior vice president    tons of american rail freight    total u.s. carbon pollution    true cost of coalthe    u.s. greenhouse-gas pollution    union pacific    united nations    united states