
Regular cyclic population changes which are the consequence of delayed dependent factors, and have peaks in the generation curve which are 5 or more generations apart.
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http://www.encyclo.co.uk/visitor-contributions.php

A shift in position of various high and low pressure systems that in climate terms is usually defined as an index (i.e., a single numerically-derived number, that represents the distribution of temperature and pressure over a wide ocean area, such as the El Niño-Southern Oscillation, North Atlantic Oscillation, and Pacific Decadal Oscillation).
Found on
https://www.encyclo.co.uk/local/21182
No exact match found.