which is least bad for the environment, petrol or diesel?
The conclusion you should have drawn from the ensuing discussion is that it is delusional to pretend that picking one or other of the automobile motive power options over another will make any material difference to your environmental footprint.
The conclusion you should have drawn from the ensuing discussion is that it is delusional to pretend that picking one or other of the automobile motive power options over another will make any material difference to your environmental footprint.