zero population growth


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zero population growth (ZPG)

a situation in which there is no population increase during a given year because the total of live births is equal to the total of deaths.
The birth rate at which there is no net increase in population—a goal of some birth control programs—and the number of births equals the number of deaths

zero population growth

,

ZPG

The demographic equilibrium in which in a given period of time the population neither increases nor decreases, that is, the death and birth rates are equal.

zero population growth (ZPG)

a state in a population in which births equal deaths, so that overall numbers remain in a steady state. ZPG (or even negative growth) has been achieved in many Western countries where the family size is low but has, so far, proved an impossible target for most Third World countries, the state being achieved only where there is widespread use of contraceptives (see BIRTH CONTROL, DEMOGRAPHIC TRANSITION)
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In 1978, Tanton broke with Zero Population Growth to pursue his interest in the connection between population and immigration, and set out for Washington to found the Federation for American Immigration Reform (FAIR) - the most visible group in his network.
You hear a lot about zero population growth, but not a lot about actually feeding people what they want to eat.
Like Darwinian theories of evolution, like Sigmund Freud's and Alfred Kinsey's theories of human sexuality, like Margaret Meade's theories of free-love among the Trobrianders, like Paul Erlich's Zero Population Growth, the theory of global warming has yet to be proven.
To reach that staggering surplus estimate, the budget office assumed such things as zero population growth, government wages falling further behind private wages, more and more Americans cheerfully paying the Alternative Minimum Tax, and so forth.
I grew up in the '60s and '70s, when buzzwords like "groovy" and "dig it" were oftentimes responses to conversations about "nature, zero population growth," and a "cleaner Earth.
The Zero Population Growth organization is circulating a "priority statement on population," which asserts: "Because of its pervasive and detrimental impact on global ecological systems, population growth threatens to overwhelm any possible gains made in improving human conditions.
The ZPG Reporter (August 1993), Zero Population Growth, 1400 16th Street, N.
653 million, which means that zero population growth has arrived there.
As a group, the developed regions of the world - Europe, North America, Australia and parts of Asia - have reached zero population growth, with the current population of 1.
Rather than being present for a floor vote, Cannon used the time to excoriate immigration reform activists Roy Beck of Numbers USA Foundation and Mark Krikorian of the Center for Immigration Studies "about the connections to John Tanton, former Zero Population Growth president and founder of the Federation of Immigration Reform.