If we can reduce global CO2 emissions by 0.7% and methane emissions by 5% at the cost of actually eating the food we buy (and also save money in the process), I

If we can reduce global CO2 emissions by 0.7% and methane emissions by 5% at the cost of actually eating the food we buy (and also save money in the process), I'd say that's pretty low hanging fruit in the efforts to reduce global warning.