Longer growing seasons linked to worsening allergies, research finds
Longer growing seasons linked to worsening allergies, research finds

Longer growing seasons linked to worsening allergies, research finds

New research from Climate Central shows the freeze-free growing season has lengthened in most U.S. cities since 1970, extending the time plants produce pollen. In the Seattle-Tacoma area, the growing season has expanded by nearly two weeks, contributing to earlier and potentially longer allergy seasons.

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