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It depicts negative effects of having more children than people can care for. Education and empowerment of women and giving access to family planning and contraception have a demonstrated impact on reducing birthrates. [208] Many studies conclude that educating girls reduces the number of children they have. [208]
Overpopulation or overabundance is a state in which the population of a species is larger than the carrying capacity of its environment.This may be caused by increased birth rates, lowered mortality rates, reduced predation or large scale migration, leading to an overabundant species and other animals in the ecosystem competing for food, space, and resources.
Another approach to possible positive effects of population decline is to consider Earth's human carrying capacity. Global population decline would begin to counteract the negative effects of human overpopulation. There have been many estimates of Earth's carrying capacity, each generally predicting a high-low range of maximum human population ...
The military does not solely have negative effects on the environment. [293] There are several examples of militaries aiding in land management, conservation, and greening of an area. [294] Additionally, certain military technologies have proven extremely helpful for conservationists and environmental scientists. [295]
In May 2008, the price of grain rose because of the increased cultivation of biofuels, the increase of world oil prices to over $140 per barrel ($880/m 3), [25] global population growth, [26] the effects of climate change, [27] the loss of agricultural land to residential and industrial development, [28] [29] and growing consumer demand in the ...
He declared to have found no appreciable negative effects in 1975. [15] The 1962 Scientific American article came at a time when overpopulation had become a subject of great public interest, and had a considerable cultural influence. [16] However, such discussions often oversimplified the original findings in various ways.
Road to Survival is a summary of the ecological status of the world. Vogt documented the negative effects of an expanding global population on the environment. He gathered reports of deforestation, gullying, overgrazing, soil erosion, and many forms of destruction of fundamental resources which he believed had arisen from the greed and ignorance of humankind.
Population overabundance can have a negative impact on the environment, and in some cases on the public as well. There are various methods through which populations can be controlled such as hunting, contraception, chemical controls, disease and genetic modification. Overabundant species is an important area of research as it can potentially ...