EPA's proposal to retain light-duty vehicle greenhouse gas standards for model years (MY) 2022-2025 appears to set up a procedural and political defense of the standards against potential Trump administration efforts to weaken them -- by putting up roadblocks to any administrative, legal or congressional attacks on the requirements. Environmentalists and industry proponents of the vehicle GHG rules say EPA's move formally issues key conclusions into the record for the ongoing “mid-term review” of the rules. Such conclusions -- that...