IASI CO observation
Move the slider left to right to see the impact of covid-19 lockdown on the USA east coast: compare 2020 with the average of the 2 previous years before and during the lockdown. The percentage difference is calculated as follows: 100 x [2020 – mean(2018-2019)] / mean(2018-2019).
- before lockdown: the period 01/03 – 18/03 is considered
- during lockdown: the period 21/03 – 19/04 is considered
TROPOMI NO2 observation
Move the slider left to right to see the impact of covid-19 on the USA east coast: compare 2020 with 2019 before and during the lockdown
before (2019 vs 2020)
during (2019 vs 2020)