When working out whether other civilizations currently exist, factors such as star formation rates and the length of time a technological civilization can exist, are hugely important.
Despite considerable advances in both medicine and historiography, Civilization and Disease remains a landmark work in the history of medicine and a fascinating look at, first, civilization as a factor in the genesis and spread of disease, and second, the effects of disease on such aspects of civilization as economics, social life, law, philosophy, religion, science, and the arts.
Depending on one's definition, 80,000 years exceed the entire length of human civilization by a factor of 2 to 10.
His most famous course, "Economic Factors in Civilization," ranged over vast fields of history, law, anthropology, and philosophy but paid little attention to orthodox economic theory.
The archaeologists consider importance of exchange as a factor of civilization growth.
According to Young [ 45], the rapid development of civilization is an apparent factor conducive to diseases, which do not pose a direct threat to human life.
He added that it behooved Catholic women to take their new social duty seriously in the hope that they could minimize the evil forces that might menace the family and the home, the most essential factors in Christian civilization.
Redacted some 1,500 years ago in the Jewish diaspora's largest community, on the banks of the Euphrates, the Talmud provided the backbone of Jewish civilization and was a major factor in the survival of this exiled, wandering people.
In 2005, American biologist and author Jared Diamond, based on his research on past civilizations, proposed a combination of factors to explain the collapse of former societies.
Also on the list would be obesity, dietary habits, sexual and reproductive practices, and other factors often altered by civilization.
