LifeClinomics in the Medi Ambient a Catalunya 2016-2017 report. Departament de Territori i Sostenibilitat de la Generalitat de Catalunya. The publication “Medi Ambient a Catalunya” arrives at edition no. 16. As in previous occasions, the objective is to make available to the public a tool that facilitates, year after year, to monitor the evolution of the most significant environmental variables and, in this way, to know the trends of environmental vectors in Catalonia.