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Urban Rat Populations Surge 390% Due to Climate Change

2/6/2025

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Summary

Story summary

Urban rat populations are skyrocketing worldwide, with cities like Washington D.C. and San Francisco seeing staggering increases of 390% and 300%. A new study in *Science Advances* links this surge to climate change, as milder winters create ideal breeding conditions. Urgent action in waste management and urban planning is essential to tackle this growing problem.

History

Historical Context

Urban rat populations are surging globally, with cities like Washington D.C. and San Francisco seeing increases of 390% and 300%. This trend echoes past urban pest crises, such as the post-World War II rat infestation in New York City, which prompted significant public health campaigns. The current rise is linked to climate change, highlighting the urgent need for improved waste management and urban planning to combat this growing issue.

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Story summary

Urban rat populations are skyrocketing worldwide, with cities like Washington D.C. and San Francisco seeing staggering increases of 390% and 300%. A new study in *Science Advances* links this surge to climate change, as milder winters create ideal breeding conditions. Urgent action in waste management and urban planning is essential to tackle this growing problem.

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