Environment
Urban Light Pollution Might Be Worsening Allergies
Key Points
A study found that trees in cities with brighter lights start producing pollen earlier in the spring and finish later in the fall, adding up to 130 days per year to the allergy season.
A study found that trees in cities with brighter lights start producing pollen earlier in the spring and finish later in the fall, adding up to 130 days per year to the allergy season.