Fig. 1: Dust storm in northern China.
From: A measurement-driven cross-sectional method to assess the dynamics and flux of dust transport

a Satellite measurement of AI values over northern China on April 11, 2025. b Time series of wind speed and wind direction at the meteorological station, as well as the average PM10 concentration at four air quality monitoring stations, in Wuhai city of Inner Mongolia from April 9 to 14, 2025. Error bars represent the standard deviation of PM10 concentration.