The Environment Fiscal of Madrid, Antonio Vercher, will investigate the data pollution in other cities of Spain like Barcelona, Sevilla, Valencia o Bilbao.
"Ecologistas en Acción" declares that at least 8 more cities changed the location of their pollution detectors: Burgos, Córdoba, Granada, León, Ponferrada, Valencia, Valladolid y Zaragoza.
Click
here for more information (El Pais newspaper).