divided and huge, essential elements of the political class have been detached.
Another example is the discharge of so-known as greenhouse gases corresponding to carbon dioxide, methane and nitrous oxide, which contribute to human-induced climate change. In Europe, air high quality limit values AQLVs (Air Quality Limit Values) are issued for setting off planning claims ( 27 ). Within the USA, the NAAQS (Nationwide Ambient Air High quality Standards) establish the national air quality limit values ( 27 ). While both requirements and directives are based mostly on totally different mechanisms, important success has been achieved in the discount of overall emissions and related well being and environmental effects ( 27 ). The European Directive identifies geographical areas of risk exposure as