no2 sensor

Impact of COVID-19 on air quality in San Francisco

In response to the global COVID-19 outbreak, San Francisco county has enforced measures to limit the spread in the area. Among others, a shelter-in-place order has been declared for all residents, starting on March 17th.

In this report, we want to assess the impact on air quality (AQ) of such containment measures since these have a direct effect on road traffic which is a major source of pollutants emission.

Analysis of containment’s impact on NO2 concentration

Analysis of containment’s impact on NO2 concentration

Covid19 crisis has an important impact on air quality since, containment has been settle in many countries. By combining our algorithms and measurements with public data, eLichens proves the impact of human activities on air quality focusing on nitrogen dioxide (NO2) concentration.