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Alberta’s rat-control program cuts infestations to five in 2025

8/25/2026

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Summary

Story summary

Alberta’s rat-control program cut infestations to five in 2025.
The program combines mandatory citizen reporting, education pamphlets, and limited anticoagulant traps.
Dr. Robert Corrigan’s 2025 study of 16 U.S. cities linked higher temperatures to dramatic rat population growth.
Corrigan criticizes reliance on rodenticides, noting thousands of accidental human poisonings each year in the United States.

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Story summary

Alberta’s rat-control program cut infestations to five in 2025.
The program combines mandatory citizen reporting, education pamphlets, and limited anticoagulant traps.
Dr. Robert Corrigan’s 2025 study of 16 U.S. cities linked higher temperatures to dramatic rat population growth.
Corrigan criticizes reliance on rodenticides, noting thousands of accidental human poisonings each year in the United States.