Without reliable electricity and diesel-powered farm machinery and transport trucks, cities are un-sustainable. In Green-topia 90% of us people will need to go
Greens dream of a zero-emissions world without coal, oil and natural gas. They need to think about what they wish for.
First there would be no mass production of steel without coke from coking coal to remove oxygen from iron ore. People could cut trees in forests for charcoal to produce pig iron and crude steels, but forests would soon be exhausted. Coal saved the forests from this fate.
