An increased number of cyclones in the past 3 years in the Indian Ocean has played a role in the current upsurge in locust activity.
Warming oceans that feed cyclones have also bred record-breaking swarms of desert locusts. Such plagues could grow bigger and more widespread with climate change.
The locust attacks of 2019–2020 are the worst of the past 30 years. Credit: Sarwar Panhwar
This year’s locust attacks, which spread from Kenya to Pakistan and India, are the worst in the past 30 years.
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Dots are connecting all over the place, Dr. B.
Really. You mean there have never been locust swarms before humans started using stuff that produces co2?
The issue, bluecat, is a significant increase in the size and frequency of locust swarms, and human beings have been producing CO2 (by burning wood) throughout recorded history. It’s not CO2 itself that’s responsible but increased rainfall and frequency of cyclones: