Mosquito Levels Drop 50% in Parts of the US, but West Nile Cases Hit a 22-Year High
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5 Articles
Mosquito levels drop 50% in parts of the US, but West Nile cases hit a 22-year high
Mosquito numbers have dropped sharply in several Western and Midwestern states, with counts roughly 50% lower in places such as Minnesota and North Dakota and declines of up to 70% in Colorado. But that apparent relief comes with a troubling catch: West Nile virus infections are at their highest point in more than two decades. What's happening? The main factor appears to be drought. As The Independent reports, exceptionally dry conditions across…
US mosquito numbers have crashed during a historic drought, but scientists say fewer mosquitoes can still mean a higher risk of West Nile virus
US News: Mosquitoes have all but vanished from parts of the United States this summer, and residents in states like Minnesota say they cannot remember a season.
Mosquito population fell by as much as 50% in some states in the West and Midwest of the United States, but West Nile virus cases reached their highest level in 22 years
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