Jane Velez-Mitchell : Almost all farm animals in the U.S. are raised in factory farms . Velez-Mitchell : Animal abuse and cruelty is the norm in the meat industry . She says meat production leads to obesity , disease , high health costs , pollution . John Donvan:
Jane Velez-Mitchell : Almost all farm animals in the U.S. are raised in factory farms . Velez-Mitchell : Animal abuse and cruelty is the norm in the meat industry . She says meat production leads to obesity , disease , high health costs , pollution . She says raising meat uses huge amount of energy ; plant based diet could feed the world .