Why Is It Less Sustainable to Eat Grain-Fed Beef Compared

Multiple Choice

Why is it less sustainable to eat grain-fed beef compared to other meats, such as poultry and plant-fed farmed fish?

A) Cows need to be raised in high densities in feed lots, resulting in substantial environmental damage to the surrounding areas.
B) Cows have more fat per unit body weight than other animals.
C) Red meat causes heart disease.
D) Cows produce more methane than other herbivores.
E) It takes more grain per pound of body weight to produce grain-fed beef than other meats.