The United Nations Food and Agriculture Organization has release a comprehensive study of the livestock industry.
The livestock sector generates more greenhouse gas emissions as measured in CO2 equivalent -- 18% -- than transport.Livestock now use 30 percent of the earth's entire land surface, mostly permanent pasture but also including 33% of the global arable land, [which is] used to produce feed for livestock
The livestock business is among the most damaging sectors to the earth's increasingly scarce water resources, contributing among other things to water pollution, euthropication and the degeneration of coral reefs.
Meat and dairy animals now account for about 20% percent of all terrestrial animal biomass.
Meat and diary animals, our pets and humans make up 98% of land vertebrates.
Full report and summary here.
My suggestion - eat low on the food chain.
