Software behind the RACE dashboard by ESA and the European Commission (https://race.esa.int), the Green Transition Information Factory - GTIF (https://gtif.esa.int), as well as the Earth Observing Dashboard by NASA, ESA, and JAXA (https://eodashboard.org)
Appears at least in the Mobility Air quality correlation datasets.
Comparing tool is not working well (tested on Edge and Chrome), you need to click on the map after moving the bar to see it updated