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

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
Read Quote

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

Category:
Knowledge
Read Quote

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
Read Quote
Other Quotes from
environmental
category

Environmental degradation, overpopulation, refugees, narcotics, terrorism, world crime movements, and organized crime are worldwide problems that dont stop at a nations borders. – Warren Christopher

Category:
environmental

In every case, the environmental hazards were made known only by independent scientists, who were often bitterly opposed by the corporations responsible for the hazards. – Barry Commoner

Category:
environmental

It is important to consider whether the sample size selected by the Environmental Genome Project will provide sufficient power to discover most alleles relevant to gene-environment interactions. – Samuel Wilson

Category:
environmental

I consider myself to have been the bridge between the shotgun and the binoculars in bird watching. Before I came along, the primary way to observe birds was to shoot them and stuff them. – Roger Tory Peterson

Category:
environmental

Random Quotes

I have a talent for happiness. I look with the eyes of a painter, and I see beauty. – Sylvia Kristel

Category:
Beauty

Knowledge is not skill. Knowledge plus ten thousand times is skill. – Shinichi Suzuki

Category:
Knowledge

Clothes and manners do not make the man; but when he is made, they greatly improve his appearance – Henry Ward Beecher

Category:
Appearance

No hour of life is wasted that is spent in the saddle. – Winston Churchill

Category:
Horses