His argument distills to: solve it all-at-once, or don’t solve it at all. This is an uninteresting and uninspiring line of thinking that ignores the nature of socially dynamic systems which don’t exist in a world of instantaneous cause-and-effect. His conclusion states that electric cars make a difference, but they don’t make a real difference: “I do think they can slightly reduce unsustainability” but “by switching…
Putting that technology into the electric grid and combining it with renewables will enable dirt cheap, limitless energy, which will contribute in a major way towards solving all the other problems OP enumerated.