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Behavioral sink" is a term invented by ethologist John B. Calhoun to describe a collapse in behavior that can result from overpopulation. The term and concept derive from a series of over-population experiments Calhoun conducted on Norway rats between 1958 and 1962. [ 1 ]
John Bumpass Calhoun (May 11, 1917 – September 7, 1995) was an American ethologist and behavioral researcher noted for his studies of population density and its effects on behavior. He claimed that the bleak effects of overpopulation on rodents were a grim model for the future of the human race.
Calhoun is the second daughter of John B. Calhoun, an ethicist best known for behavioral sink theory.. She earned her Ph.D. in philosophy at the University of Texas, Austin in 1981, and taught at College of Charleston and Colby College before moving to Arizona State in 2007.
The following is a list of the causes of human deaths worldwide for different years arranged by their associated mortality rates. In 2002, there were about 57 million deaths. In 2005, according to the World Health Organization (WHO) using the International Classification of Diseases (ICD), about 58 million people died. [1]
“You got all these people with this disease who need treatment,” he said. “There’s a medication that could really help us tackle this problem, help us dramatically reduce overdose death, and people are having a hard time accessing it.” The anti-medication approach adopted by the U.S. sets it apart from the rest of the developed world.
Bertinelli, 64, shared an Instagram poston Saturday, Dec. 7, that featured a carousel of photos of herself with her dad, Andrew Bertinelli, who died in 2016 at the age of 82.
A company called Tomorrow Biostasis is focusing on human cryopreservation in the hopes it can eventually reverse death.. The new Berlin startup has already preserved the bodies of about 10 ...
Death refers to the permanent termination of life-sustaining processes in an organism, i.e. when all biological systems of a human being cease to operate. Death and its spiritual ramifications are debated in every manner all over the world. Most civilizations dispose of their dead with rituals developed through spiritual traditions.