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Global fertility rates as of 2020. About half of the world population lives in nations with sub-replacement fertility. [226] The concept of human overpopulation, and its attribution as a cause of environmental issues, are controversial. [68] [36] [227] [70] [121]
Map showing the population density in India, per 2011 Census. [99] India occupies 2.41% of the world's land area but supports over 18% of the world's population. At the 2001 census 72.2% of the population [100] lived in about 638,000 villages [101] and the remaining 27.8% [100] lived in more than 5,100 towns and over 380 urban agglomerations. [102]
Unless otherwise noted, areas and populations are sourced from the United Nations World Population Prospects, which uses the latest censuses and official figures, as well as figures from the United Nations Department of Economic and Social Affairs. Data is current as of 2023. [a]
Living costs are a big overpopulation problem.
The current world population growth is approximately 1.09%. [5] People under 15 years of age made up over a quarter of the world population (25.18%), and people age 65 and over made up nearly ten percent (9.69%) in 2021. [5] The world's literacy rate has increased dramatically in the last 40 years, from 66.7% in 1979 to 86.3% today. [13]
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.
Statistical subregions as defined by the United Nations Statistics Division [1]. This is the list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2024 revision of World Population Prospects.
Government negligence, corporate profiteering, opaque contracting, and the inequities of the global pharma market combined to bring India to this vaccine crisis.