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This guest column was written by Cathy Hemker from the City of Green River Tree Board. Life in a high-elevation desert creates some challenges for trees and shrubs. We generally receive approximately 8 inches of precipitation a year,…

The Pest Management Regulatory Agency's (PMRA) 2021 re-evaluation of the permitted uses of lambda-cyhalothrin, the active ingredient in insecticide products such as Silencer, has at least one company reconsidering offering the affected…

After grounding pesticide spraying from helicopters, city officials say Edmonton's new mosquito control strategy could take several years to reach peak effectiveness. On Monday, city council voted to take a more…