105. VAT-GROWN MEAT
This is another radical development which will increase carrying capacity by freeing up lots of land, water, grain etc.
Fancy a beefburger, but want to spare the cow? Tissue engineers experimenting with ways of growing meat in a lab dish could soon provide a solution. [...]This technique will also eliminate massive volumes of waste, such as:
His dream is that we will eventually be able to grow and cook fresh sausage overnight at home in special machine, just like a home bread maker.Source
a) 1.4 billion tons of farm animal wastes produced annually in the U.S.
b) Green-house gas methane produced by farm animals, which constitutes 25% of all human-induced methane production in the U.S.
c) Energy wasted producing animal parts which are not eaten (i.e. bones, brains, intestines, hooves, hair, teeth etc.)
Here's a site with some resources on this technology: