Ricklefs, R. E. (1990). Ecology. W. H. Freeman and Company, third edition.  Home/Search   Document Not in Database   Summary   Related Articles

....but also for the overexploitation and eventual ruin of any resource held in common (a commons ) This includes both resources that are harvested, such as whales, as well as resources that are used as depositories of waste, such as the air and oceans. Every resource has a carrying capacity [e.g. Ricklefs, 1990], the maximum amount of use it can support. Once a resource is being utilized at a rate near its carrying capacity, additional utilization will degrade its value to its current users. Users then will enter into a cycle of additional use of the resource to gain or to try to break even as others use ....

....that they be human. Consequently, a DAI system will also fall prey to 1 In terms of heads of cattle, fed when the resource is not stressed; it would be exactly one if N were less than K. 2 This assumes constant disturbance (e.g. by continued grazing) since weeds, being relatively r selected [Ricklefs, 1990], will likely not be the climax community; the climax community, however, would probably not be pastureland again, either. 3 Which, via the motive of profit or the pressure of increased population, will ultimately be the fate of almost any resource. the problem when it relies on a common ....

Ricklefs, R. E. (1990). Ecology. W. H. Freeman and Company, third edition.

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