The world population is projected to reach 9.9 billion by 2050, an increase of more than 25% from the current 2020 population of 7.8 billion (10 Jul 2020).
When the finite resource of oil runs out, which drives all the world's agricultural machinery, produces fertilizer & facilitates transport, how are we going to feed them? Does anyone have even the vaguest of idea, & why does nobody seem to be planning for this eventuality which may not be far off, certainly within the lifetime of today's children?
My son drives a ginormous gas tanker of liquid bio gas. The gas is so cold it burns skin & drivers wear kind of spacesuits. This gas is delivered to holding tanks for distribution. He said one litre of this gas can maintain a town.