Sentences with phrase «locust outbreaks»

It also helps make the connection between increased overgrazing and land degradation in the Eurasian grasslands and a surge in locust outbreaks, adds Stephen Simpson, a comparative nutritional ecologist at the University of Sydney, who also was not involved in the research.

Not exact matches

This mismatch between these numbers and 1880 estimates of at least three billion suggests that the passenger pigeon may have been what is known to ecologists as an «outbreak» species, like locusts, that boom and bust with changes in conditions, rather than a species that experiences a singular population explosion, as Homo sapiens has in the last 200 years.

The war in Somalia has made it impossible to control outbreaks of desert locusts in the north of the country.

Officials fear the outbreaks could spread inland to devastate countries already affected by drought and civil war, unless urgent action is taken to control the locusts immediately.

High - protein plants inhibit locust swarming, which explains why grazed systems are more prone to outbreaks.