CO2 reduction--plant based meat is part of that and more such as pollution reduction

Snippets:

Plant-based meat uses 47 percent–99 percent less land than conventional meat (m2-yr-land/kg-meat)

Plant-based meat emits 30%–90% less greenhouse gas than conventional meat (kg-CO2-eq/kg-meat)

Plant-based meat uses 72%–99% less water than conventional meat (l-water/kg-meat)

Plant-based meat causes 51%–91% less aquatic nutrient pollution than conventional meat (g-PO43-eq/kg-meat)

Plant-based meat requires no antibiotics

https://gfi.org/resource/environmental-impact...ased-meat/