Sentence examples for abrupt population decline from inspiring English sources

Even though it is likely that the Finnish wolf population underwent heavy local population declines in the 1920s and 1970s [ 12, 16, 17], our results indicate that the largest genetic changes are probably of older origin, and connected to the assumed abrupt population decline in the turn of the 19th and 20th centuries.

Still, meaningful competition could possibly exist without abrupt population declines.

Although less attention has been paid to decreases in host populations, lower rainfall is accompanied by decreasing populations of North American deer mice in the southwestern United States (Yates et al. 2002), whereas increasing rainfall during cold periods was associated with abrupt population declines in some ecosystems (Calisher et al. 2005).

Both MCMC based Bayesian inference and ABC simulations indicate that the population decline corresponds to the abrupt temperature increase around 14,700 cal.

Fujisaki et al. [ 24], for example, used change point analysis to detect abrupt population changes in bird populations and used the decline of counts of American Crows in Maryland and Virginia in the wake of WNV emergence as a case study.

Furthermore, paleontological and genetic data both indicate a severe population decline in Dicrostonyx torquatus correlating with the abrupt climate change after the LGM.

Thus overall population decline is serious.

First, childlessness has demographic implications like declining birth rates and population decline and ageing.

With contraception control, the population declines continuously, whereas with lethal control it reaches a small size after abrupt decreasing and increasing repeatedly.

Only the Japanese population declined.

Between 1981 and 2003 Scotland's population declined.