Solutions to the tragedy of the commons include the imposition of private property rights, government regulation, or the development of a collective action arrangement. Historical examples of tragedies of the commons include the collapse of the North Atlantic Cod fisheries and the extinction of the dodo bird.
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human activity is causing environmental degradation, which is the deterioration of the environment through depletion of resources such as air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution.
