Please scroll FURTHER down for videos specific to stock-free growing!
Below is a clip featuring Dr. Oppenlander from a much longer presentation you can find on youtube. It addresses the question: "Is grass-fed beef really sustainable?"
I've decided to post the following clip featuring ex-hunting guide George Wuerthner on the environmental impact of livestock, since there is so little coverage of this kind of thing in mainstream environmental/ag circles. It was recorded by North West Veg in Portland.
George Wuerthner is a photographer, author of 33 books, and tour guide who writes and speaks on environmental issues facing the West, with degrees in botany, wildlife biology,
and range science.
Goerge Wuerthner, Livestock and the Environment: July 17, 2011.
Animal Agriculture and the Environment from NWVeg.org on Vimeo.
Now here's a link to an article that critically examines the pro-cattle grazing position of farmer and author Alan Savory, who has helped popularize the controversial idea: