Pianura Padana geo-morphology, climate condition and COVID-19 spread

In order to enrich and expand this topic information whit an update searches, new studies and allows widely benefits international. Hence this work was written in Italian and English languages. The recent study was verified the statistical hypotesis of prevalence and distribution of covid-19 related some Relevant division of high way in italy (especially north regions). The geomorphological characteristic of PIANURA PADANA , an area located in Italia which is also Named PO valley (a low area land between hills and mountains). This area is surrounded from the north by a close connection with a serial range ALPI mountains and from south by APPENINI MOUNTAINS have created since ancient time particular climate condition. If we observe diffusion of covid -19 in italy at today date is possible to verify a sort of different velocity in diffusion between north region vs the other. There are obvious relationship between this ¿closed environment¿ and diffusion of some relevant virus? Pianura padana is famous for its kind of climate with lots of fog in some season, but also for air pollution as reported by EPHA and other organization.