"1.Green energy is turning humans from power producers into power hunter-gatherers"
How
"The effort to reduce beef ignores that beef has been declared the most efficient method of providing protien to a population"
Reduce beef. There is no problem with that. You don't eat /just/ beef to get proteins. Other food exists
"Getting rid of planes?"
I think replacing planes where feasible with bullet trains was what was written. So that means no flights from Washington to San Francisco, bit flights from Washington to Berlin are still a go.