Regular meat eaters had the base mortality rate of 1. Ditch the creams and potions and start sweating off the years. Therefore lest appetite and greed destroy the bonds of love and duty, heed my message! According to a United Nations initiative, the livestock industry is one of the largest contributors to environmental degradation worldwide, and modern practices of raising animals for food contribute on a "massive scale" to air and water pollution, land degradation , climate change, and loss of biodiversity. Vegans Vegetarians Vegetarian festivals Vegetarian organizations Vegetarian restaurants. On average, vegetarians consume a lower proportion of calories from fat particularly saturated fatty acids , fewer overall calories, more fiber, potassium, and vitamin C, than do non-vegetarians. What If Aging Were Optional?