Sentence examples for competition and population from inspiring English sources

Still, Mr. Downs said, competition and population shifts, often from white to black in urban areas, can undermine malls that are left behind.

Environmental pressures, resource competition and population density certainly influenced human evolution, predisposing us to competition and violence.

Moreover, at the end of the war, demand for American products from flattened foreign nations and demobilized troops swelling our labor force were the exact opposite of today's intense trade competition and population aging.

In order to test for the effect of inbreeding, pollination treatment and population on seed production, we fitted linear mixed-effect models, where cross type (self or cross), pollination treatment (weak or intense pollen competition) and population, as well as their interactions, were treated as fixed effects.

Plant growth and reproduction patterns, relative competition ability and population yield indicate that Bt-transgenic and non-transgenic rice can coexist in agroecosystems, whereas in more natural habitats, transgenic rice is likely to outcompete non-transgenic rice.

The planting of trees in dense monocultures also increases the risk of large insect outbreaks because dense stands facilitate insect movement from tree to tree and, thereby, reduces competition and promotes population growth.

One of the report's authors, Alan Tumolillo, Probe's chief operating officer, paints a pessimistic picture of communications services and equipment, as rich industrialized countries grapple with ballooning debt, fierce price competition and aging populations.

Wildfire may play a larger role in eliminating these conifer species along trailing edges of their distributions than facilitating establishment along leading edges, in part due to dispersal limitations and interspecific competition, and future populations may increasingly depend on persistence in locations unfavorable for their establishment.

Despite a long tradition of theoretical exploration of the relationships among foraging success, conspecific competition, predation risk, and population distribution in a heterogeneous environment, the scenario we describe here has not been explored theoretically.

We examined how changes in the inequality of size and size increment over time are affected by long-term population parameters (age, stand density and competition) and short term population parameters (stand-level annual volume increment).

Individuals compete for resources with other individuals, and this competition limits growth rate and population size [ 2].