There is no legal or practical basis for having different rules for open feedlots as opposed to confined animal operations. We should work on eliminating this distinction. The issue is the concentration of animals in one place, not whether the operation is open or confined. In fact, CAFO stands for concentrated (not confined) animal feeding operation. Wally Taylor - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Sign up to receive Sierra Club Insider, the flagship e-newsletter. Sent out twice a month, it features the Club's latest news and activities. Subscribe and view recent editions at http://www.sierraclub.org/insider/