The increasing impact of humans on the earth might be expected to unite campaigners on behalf of animals and the environment. This is not always the case. There's more than a difference between animal welfare and conservation movements: identifying and understanding these differences will be an important factor in attempting to reconcile these two groups of people. Such reconciliation is worth aiming for, since the human threat is in many ways a real one, and animal and environmental campaigners would be (...) better off allied than divided. (shrink)