USA east coast : CO and NO2 observation

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)

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