Category Armchair Naturalist The Guardian| May 16, 2020 Out of a desire to reduce the number of fruit, seeds and pods falling to the ground, urban planners in the U.S. have been planting male trees for decades—and it's made things worse for allergy sufferers as it has increased pollen in the air. Read more Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ