Sentence examples for by estimating population density from inspiring English sources

Also, field scientists often seek to isolate the effects of one or few factors, by estimating population density in sites representing differences in a single factor, e.g., sites with or without timber harvest.

Here, we focus on the nascent science of passive acoustic density estimation: methods to estimate population density or abundance based on detecting sounds naturally produced by animals.

We estimated population density by dividing each LAD's usual resident population by its area (in hectares), using ArcGIS V.9.3 software.

We estimated population density by dividing the number of residents in an area by the square kilometers of that area, as reported in the 1990 Census (U.S. Census Bureau 1991, 1993).

The resulting information on the patterns and density of development are combined with available census data for different regions to estimate population density.

One method of estimating nest density, developed by Hashimoto [1] for chimpanzees, involves counting nests along the same transect at two different times and using only the new nests built after the initial survey to estimate population density.

The estimated population density is 86.15 people per square kilometre.

Block group-level population and area measures were used to estimate population density.

An early attempt to estimate population densities with nighttime light images was done by Sutton [19].

Chandler also estimated population densities and population density factors for different walled cities.

The information is used to estimate population size and density and other factors that affect conservation planning.