Nation Nothing to sneeze at: Climate change has worsened, lengthened pollen season across the US February 8, 2021Doyle Rice, USA TODAYComments Off on Nothing to sneeze at: Climate change has worsened, lengthened pollen season across the US New research shows pollen seasons start 20 days earlier, are 10 days longer and feature 21% more pollen than they did in 1990.
