🔥#Smoke from the unprecedented #USFires is moving back across #NorthAmerica from the #Pacific and is on its way to #Europe.
Find out more about the monitoring of fires and their smoke by the #CopernicusAtmosphere Monitoring Service in our latest article➡️https://t.co/st70y5IwUC pic.twitter.com/h7MoM2IBKl
— Copernicus ECMWF (@CopernicusECMWF) September 16, 2020