Sentence examples for gradual population from inspiring English sources

If George's colony had consisted of any bird besides a black guillemot, his investigation of this gradual population drop might never have led him to look for answers in the Arctic environment.

There are other factors contributing to the ratings spikes: attention-grabbing shows (the Super Bowl featured the New Orleans Saints, a popular underdog), gradual population growth and an economic contraction that some analysts say is leading to more people spending more time at home in front of their TV and computer screens.

Need to change Yes Yes Individuals evolve Yes Yes Gradual population change Yes Yes Adaptive mutation No Yes Beneficial traits Not assessed Yes Acquired traits Not assessed Yes Comparison of student improvement on misconceptions when using the workbook version of the Darwinian Snails module (as measured by Abraham et al. 2009) or using the tutorial version (data from study 1; Fig. 3; Table 4).

These events were coupled with a gradual population decline, culminating with the site's abandonment by the end of the 10th century.

We propose that the first stage was a period of gradual population growth as Amerind ancestors diverged from the central Asian gene pool and moved to the northeast.

However, the skyline plot for African buffalo implies a contrasting gradual population expansion, followed by a sharp decline.

This proposed a model of behaviour change whereby consumption trends have a 'central tendency' 12 to result from individuals and groups shifting their behaviour and then these changes accumulating subsequently into long waves of gradual population-level effects as they spread via social networks and impact across society.

However, sudden populations increased their fitness to a greater extent than the gradual populations.

Control populations also increased their fitness and to a similar extent of the gradual populations.

The gradual populations, in particular, maintained a high frequency of males until generation 35, at which point male numbers declined.

For the gradual populations there were three periods: from G35 to G50, G50 to G56, and G56 to G68.