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 do not know that any writer has supposed that on this earth man will ultimately be able to live without food. – Thomas Malthus

Category:
Food
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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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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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Other Quotes from
environmental
category

I think we have grave problems. I am very much concerned about environmental questions, even though in Finnish society, we are not facing the most urgent problems. – Harri Holkeri

Category:
environmental

In the rich world, the environmental situation has improved dramatically. In the United States, the most important environmental indicator, particulate air pollution, has been cut by more than half since 1955, rivers and coastal waters have dramatically improved, and forests are increasing. – Bjorn Lomborg

Category:
environmental

My efforts in Congress are guided by the belief that environmental preservation and restoration are a critical part of the legacy we leave to future generations. – Sue Kelly

Category:
environmental

Ive developed a huge regard for Toyota for its environmental awareness, for its immense commitment to research and development in this field, and for its leadership in developing hybrids which others are now following. – Maurice Strong

Category:
environmental

Random Quotes

In life you need either inspiration or desperation. – Tony Robbins

Category:
Life

For me, its about the way I carry myself and the way I treat other people. My relationship and how I feel about God and what He does for me, is something deeply personal. Its where I came from, my family, I was brought up in a religious household and thats very important to me. – Beyonce Knowles

Category:
Family

Swing voters are more appropriately known as the idiot voters because they have no set of philosophical principles. By the age of fourteen, youre either a Conservative or a Liberal if you have an IQ above a toaster. – Ann Coulter

Category:
Age

Just because you liked something as a youngster doesnt mean you have to like it as an adult. You can change your taste a little bit on the sweets and things like that. – Mike Ditka

Category:
Change