The standard concepts with which the main categories of human mobility are represented are not based on scientific analysis, but are the result of a social construction, determined by a dominant interest.
COVID-19 has come to disrupt many of the forecasts and dominant conventions until its arrival. In the most relevant aspects, it has only come to highlight some structural problems that our economies had for years. These previous problems are analyzed first and then the specific COVID damages (to which the war in Ukraine has been added).
The European Union (EU) has established an ambitious mission to accelerate progress towards the goals of the Paris Agreement (2015) and the European Green Deal (2020): at least a hundred European cities will achieve climate neutrality by 2030.
