The purpose of this dissertation is to make sense of two sets of reactions. On the one hand, Americans can barely lift a finger to help threatened and endangered species while on the other, they routinely come to the aid of human victims of disaster. I argue that in contrast to cases of human tragedy, for the biodiversity crisis conservationists are faced not only with the familiar yet arduous task of motivating the American public to care for living other-than-humans, but they are also saddled with having to overcome the motivation problem of future ethics. The motivation problem consists in eliminating or bridging a motivational gap that lies between knowledge of the effects of our actions on future generations and action taken based upon such knowledge. The gap exists because motives that typically move people to action are either ineffective or unavailable. What is more, the gap influences not only our ability to care for future humans, but it affects our ability to care for future other-than-humans as well. Biodiversity loss is in fact a subset of the problem of future generations, an identification hitherto little appreciated. I argue that conservationists can overcome the motivational gap not by appealing directly …