Weather Daily | 2/20/21 - Air Pollution Thickens Across U.S. + Cold Air Moving North & East

#weather #earthquakes #volcanoes
毎日の天気| 2/20 / 21-米国全体で大気汚染が悪化+北と東に移動する冷気

Weather Daily | 2/20/21 --Air Pollution Thickens Across US + Cold Air Moving North & East