Sentence examples for population decline was from inspiring English sources

By 2011, however, the population decline was so severe that the IUCN reclassified the species as critically endangered.

The population decline was so severe that the individual's labor grew more valuable, which enabled serfs to abandon their lords and become tenant farmers or urban workers.

Lead author of the paper, "Linking the continental migratory cycle of the monarch butterfly to understand its population decline," was Hidetoshi Inamine, a graduate student in the field of the ecology and evolutionary biology.

The long-running population decline was aggravated by Cyclone Heta, which devastated the island in 2004.

The major cause of its population decline was habitat loss from forest clearance, but hunting and nest predation by introduced rats were also contributory factors.

Until the early 1990s, the population decline was estimated at more than 50% per decade, and the small, scattered populations now face high risks of inbreeding depression.

Thus overall population decline is serious.

Population decline is also an issue, because it causes housing surpluses and price declines.

Population decline is welcome news, but it needs to be considered in a larger context.

Another way to adjust to the population decline is to get older workers to postpone retirement.

Population decline is not a good thing or a bad thing.