In 2014, the Global Warming Potential decreased 0.4%, the Acidification Potential 1.7% and the Troposphere Ozone Formation Potential 2.0%, in contrast with the growth of economic activity (the Gross Value Added increased 0.4%, in real terms). Portugal presented, in 2013, the fifth lowest Global Warming Potential per capita on the EU28.
In 2014, the share of renewable energy in total electricity production reached a new maximum (61.4%).