Recent discussion of overpopulation was popularized by Paul Ehrlich in his 1968 book The Population Bomb. The concept is often discussed in relation to other population concerns such as demographic push and depopulation, as well as in relation to resource depletion and the human impact on the environment.ĭiscussions of overpopulation follow a similar line of inquiry as Malthusianism and its Malthusian catastrophe, a hypothetical event where population exceeds agricultural capacity, causing famine or war over resources, resulting in poverty and depopulation. Those concerned by this trend argue that it results in a level of resource consumption which exceeds the environment's carrying capacity, leading to population overshoot. Human population growth has increased in recent centuries due to medical advancements and improved agricultural productivity. The idea is usually discussed in the context of world population, though it may also concern regions. Human overpopulation (or human population overshoot) is the concept of a human population becoming too large to be sustained by its environment or resources in the long term. Different projections of the future human world population
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