Allergy season is changing. Here's why symptoms may be hitting earlier and harder

By Elena Burnett,

Justine Kenin

Published March 12, 2025 at 5:59 PM EDT

Many people say their seasonal allergies are hitting earlier and harder. We talk with a professor who studied how climate change has affected plant biology for over 30 years.

Elena Burnett

Justine Kenin

Justine Kenin is an editor on All Things Considered. She joined NPR in 1999 as an intern. Nothing makes her happier than getting a book in the right reader's hands 鈥� most especially her own.

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Allergy season is changing. Here's why symptoms may be hitting earlier and harder