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District of Columbia

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elleng

(137,261 posts)
Wed Apr 21, 2021, 09:26 PM Apr 2021

Achoo! Before the cold front came through today, [View all]

the tree pollen count soared over 2,000 grains per cubic meter of air in DC, second highest this year (only trailing a big spike when it first got warm in March).
Discussion here: https://wapo.st/32tGzGu

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