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Allergy Seasons Extend 13 Days as Climate Change Worsens

5/7/2025

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Summary

Story summary

Allergy seasons in the U.S. are stretching longer and hitting harder, a troubling trend fueled by climate change and rising carbon emissions. Research reveals that these seasons now last an average of 13 days longer than two decades ago, with pollen levels soaring by 21%. Alarmingly, nearly a quarter of adults and almost 19% of children are affected by seasonal allergies.

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Story summary

Allergy seasons in the U.S. are stretching longer and hitting harder, a troubling trend fueled by climate change and rising carbon emissions. Research reveals that these seasons now last an average of 13 days longer than two decades ago, with pollen levels soaring by 21%. Alarmingly, nearly a quarter of adults and almost 19% of children are affected by seasonal allergies.