How does changing diets save natural resources like water resources?

Shifting to a healthy diet is not only good for us, but it also saves a lot of fresh water, according to a new study. Compared to existing diets, the water required to produce our food could be reduced by up to 55 percent for healthy pescetarian and vegetarian diets.

Explanation:

the answer u all are looking for is 4000000000000000000000 million years.