Just yesterday the official confirmation from an Italian study conducted by Sima: “We can confirm that we have reasonably demonstrated the presence of viral RNA of SARS-CoV-2 on atmospheric particulate matter”. This increase “the persistence of the virus in the atmosphere as already hypothesized on the basis of recent international research. In the so-called ‘phase 2’ it is necessary to take into account the need to keep particulate emissions low”. And this explains better why Lombardia in particular…