Climate Change Intensifies Hay Fever Symptoms Across the U.S.
Climate Change Intensifies Hay Fever Symptoms Across the U.S.
US · Published Apr 17, 2026
• Climate change is extending pollen seasons, causing plants to flower earlier and produce pollen longer, worsening hay fever.
• Higher carbon dioxide levels increase pollen potency, leading to more severe allergy symptoms for many individuals.
• Increased air pollution from climate change amplifies allergic responses, exacerbating symptoms of allergic rhinitis and asthma.
Climate change worsens hay fever across U.S
Climate change is intensifying hay fever symptoms across the U.S. by prolonging pollen seasons and increasing pollen potency.
Related News
Today Hourly Daily
News