Sentence examples for regular cycles of from inspiring English sources

Because many factors influence population size, erratic variations in number are more common than regular cycles of fluctuation.

In a few species, such as snowshoe hares (Lepus americanus), lemmings, Canadian lynx (Lynx canadensis), and Arctic foxes (Alopex lagopus), populations show regular cycles of increase and decrease spanning a number of years.

And they came to us and said, 'Can you put some regulations on us?' " Collectors also say that scientists don't have the experience they do in seeing these invertebrates go through regular cycles of bust and boom.

Annual plants have evolved so that those that live in predictable habitats have regular cycles of readiness to sprout, and studies have found that plants in unpredictable habitats, like deserts, have more complex cycles of nondormancy, ready to sprout in many conditions, and conditional dormancy, sprouting only in ideal conditions.

Such a calendar system is complex, since the periods of the Moon's phases and the Sun's motion are incompatible; but by adopting regular cycles of days and comparatively simple rules for their application, the calendar provides a year with an error of less than half a minute.

In order to obtain regular cycles of observation of the Earth by a single satellite, the orbital relationships have to be satisfied firstly are illustrated.

There were complaints that the regular cycle of sorting, washing and disposing of rubbish would prove too much for the village's ageing population.

The ocean condition is a rare variation on La Niña, part of a regular cycle of Pacific warming and cooling episodes that can influence weather patterns around the world.

Its apparent visual magnitude at minimum is 4.34 and at maximum 3.51, changing in a regular cycle of about five days and nine hours.

John A. Eddy, a solar astronomer who studied the history of the sun and demonstrated that it is not a constant star with a regular cycle of behavior but rather one that has periods of anomaly, died June 10 in Tucson, where he lived.

The few of us who have been there since the beginning see a regular cycle of topics.