Sentence examples for size decline from inspiring English sources

In species that grow to a fixed body size, decline of reproductive capacity begins quite early and accelerates with increasing age.

In combination, then, population size decline suggests decreasing variability due to genetic drift while reactionary processes such as long-range migration and expansive systems of mate exchange suggest increasing variability due to gene flow.

"The study shows that birds didn't just become small suddenly, but were the end product of a long-term trend of body size decline that took many tens of millions of years".

The most obvious is population size decline, which reflects the cumulative effects of epidemic disease, slave raiding, forced labor tribute, frontier conflict casualties, and the often overlooked factor of fugitivism.

Although it is easy to view these changes from a top down European perspective (contact = disease = mortality = population size decline = aggregation), doing so ignores the active participation of the native populations and affords them no role in determining their later history.

Despite the effective size decline in both populations, we did not detect loss in genetic diversity after the epizootic.

If you go back in time, by estimating brain size, you can see community size declining steadily.

"This happened at the same time as household size declined, so it's a little bizarre," says John McIlwain, senior resident fellow at the Urban Land Institute.

Countries where these methods were made available experienced significant declines in birth rates, although significant changes in social attitudes and values are necessary before average family size declines enough to halt population growth.

Moreover, as family size declines, more women are likely to enter the labour market.So long as the labour market can absorb more workers, production per head will increase.

If instead all the polls in the same election cycle are treated as being related to one another, however, the effective sample size declines, and the effect falls just short of statistical significance.