I agree that we can't ask congress to write the entire federal code, but congress could pass a law which literally says: "It is within the power of the EPA to

I agree that we can't ask congress to write the entire federal code, but congress could pass a law which literally says: "It is within the power of the EPA to regulate carbon emissions" and leave the rest to the bureaucrats, and that would have been enough. I don't think that's an unreasonable ask.