One of the unanticipated effects of climate change is its effect on annual pollen counts. Allergy season is getting longer and more intense around the world, according to a new study that looked at data spanning 26 years and 3 continents.
One of the unanticipated effects of climate change is its effect on annual pollen counts. Allergy season is getting longer and more intense around the world, according to a new study that looked at data spanning 26 years and 3 continents.