Quote by Thomas Malthus
Population, when unchecked, goes on doubling itself every 25 years

Population, when unchecked, goes on doubling itself every 25 years or increases in a geometrical ratio. – Thomas Malthus

Other quotes by Thomas Malthus

I think it will be found that experience, the true source and foundation of all knowledge, invariably confirms its truth. – Thomas Malthus

Category:
Knowledge
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The superior power of population cannot be checked without producing misery or vice. – Thomas Malthus

Category:
power
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In a state therefore of great equality and virtue, where pure and simple manners prevailed, the increase of the human species would evidently be much greater than any increase that has been hitherto known. – Thomas Malthus

Category:
Equality
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Other Quotes from
environmental
category

Ive used the prestige and influence of having been a president of the United States as effectively as possible. And secondly, Ive still been able to carry out my commitments to peace and human rights and environmental quality and freedom and democracy and so forth. – Jimmy Carter

Category:
environmental

No one does a better, cleaner, or environmental friendlier, than the United States, when it comes to drilling for oil, gas, coal, oil refineries and fish friendly hydroelectric. – David Pratt

Category:
environmental

All living beings, not just animals, but plants and microorganisms, perceive. To survive, an organic being must perceive – it must seek, or at least recognize, food and avoid environmental danger. – Lynn Margulis

Category:
environmental

It seems that every time mankind is given a lot of energy, we go out and wreck something with it. – David R. Brower

Category:
environmental

Random Quotes

The first sin in our universe was Lucifers self conceit. – Thomas Carlyle

Category:
Sin

I think thats what helped us: confidence, respect, the desire to work hard. – Ed OBrien

Category:
respect

Truth arises more readily from error than from confusion. – Francis Bacon

Category:
Truth

A half truth, like half a brick, is always more forcible as an argument than a whole one. It carries better. – Stephen Leacock

Category:
Trust