In 2017, the main environmental indicators increased: Global Warming Potential (6.9%), Acidification (1.4%) and Tropospheric Ozone Formation (1.3%), while economic activity (measured by Gross Value Added) grew 3.3%.
Between 2008 and 2017, CO2 emission per GVA unit, which is part of the set of monitoring indicators of the Sustainable Development Goals, decreased 11.2% in Portugal and 21.3% in the EU28. Since 2014, Portugal has been showing higher CO2 emissions per unit of value added than the EU28.