Sentence examples for a cause of population from inspiring English sources

This hypothesis of intrinsic regulation has not received clear evidence, and so the dynamics of cyclicity (e.g. population crashes) are more evidently affected by external factors e.g. predators and/or food [38] [40] Still, the "soft" hypothesis of Chitty, that genetic variation is a consequence and not a cause of population cycles, could be valid.

This positive feedback suggests that inbreeding associated with small population size in P. chiapensis may be not only a consequence but a cause of population decline.

Frog myxozoan parasites are yet to be documented as a cause of population decline; yet, the frequent presence of these parasites in moribund animals in captivity, including the yellow-spotted bell frog, demonstrates the need to monitor parasites in endangered frog populations worldwide.

And fresh immigration as a cause of Hispanic population growth was overtaken in 2000 by Hispanic births in America.

Given the potential importance of obesity and overweight as a cause of poor population health outcomes, it is imperative that valid estimates of causal effects are obtained.

This is not important to our message, which is a public-health one: headache disorders, without focus on migraine, are a major cause of population ill-health, representing a need for which health services must make due provision.

Man-induced mortality of birds caused by electrocution with poorly-designed pylons and power lines has been reported to be an important mortality factor that could become a major cause of population decline of one of the world rarest raptors, the Spanish imperial eagle (Aquila adalberti).

Immigration has been a chief cause of population increase, but it was slowed through changes in immigration policy in 1980 and 1982, and emigration rose from the late 1980s.

Under this situation, avian power line mortality becomes a likely cause of population decline, especially when combined with other causes of human-induced mortality such as shooting, poisoning, trapping, collision with human-made objects (e.g. wind turbines), habitat destruction or exposure to environmental contaminants [2].

Infectious diseases are a major cause of population declines in wildlife (1 ).

Studies from Burma suggested SIBO as a cause of malnutrition in pediatric population [ 22, 23].