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1/ Todavía no se entiende el contagio en España: las mamparas no solo NO ayudan, AUMENTAN los contagios.

Still not understanding transmission in Spain: plexiglas not only does NOT help, they INCREASE transmission.

Excellent article by @zeynep on the slow acceptance of COVID as being present in aerosols (i.e., airborne), a fact still challenged by some today. Kudos to @linseymarr, @kprather88, @jljcolorado, @ShellyMBoulder, @CathNoakes & others for banging this drum! https://www.nytimes.com/2021/05/07/opinion/coronavirus-airborne-transmission.html

Increased ozone pollution alongside reduced nitrogen dioxide concentrations during Vienna's first COVID-19 lockdown: Significance for air quality management.
Marlon Brancher's paper: https://www.sciencedirect.com/science/article/abs/pii/S0269749121007351

Last year, as cities went on #COVID19 lockdown & emissions dropped, a curious thing happened:

Some cities got MORE polluted.

A new study investigates why ozone pollution spiked in some places last year:

https://news.ucar.edu/132786/covid-19-lockdowns-linked-pollution-spikes-some-cities

#NSFfunded
#Airquality

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