This is a time-lapse movie of shots of Barcelona looking northeast taken on May 18, 2017 during 12 h. Cloud movements can tell us something of the air carrying aerosols. Courtesy of Marc Ramos Sala.
This is a time-lapse movie of shots of Barcelona looking northeast taken on May 18, 2017 during 12 h. Cloud movements can tell us something of the air carrying aerosols. Courtesy of Marc Ramos Sala.