Thirteen states from all regions of the country announced a plan to impose new controls on pollution from truck and bus engines in that they will jointly adopt emission limits that would be far stricter than the federal rules.
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Ato impose new controls on pollution from truck and bus engines in that they will jointly adopt
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Bto impose new controls on truck and bus engines' pollution by the joint adoption of
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Cto impose new controls on pollution from truck and bus engines by jointly adopting
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Dfor imposing new controls on pollution from truck and bus engines, and jointly adopting
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Efor imposing new controls on truck and bus engine pollution in the joint adoption of
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