Environmental impact and cost to the consumer of meat, milk, and meat and milk alternatives. Much lower impact of all meat and milk alternatives. Unprocessed plant-based options best for both environmental impact and cost. Paper in PNAS by Marco Springmann (link in next post).
Comments
https://www.pnas.org/doi/10.1073/pnas.2319010121
"The environmental comparison (C) is expressed in relation to a benchmark food, in particular beef in the comparison of meat alternatives and milk in the comparison of milk alternatives, whose environmental impacts were normalized to 100% for the comparison."