Why did GHG emissions decrease in the EU between 1990 and 2012?

This paper briefly analyses the major factors that accounted for decreased greenhouse gas (GHG) emissions excluding land use, land use changes and forestry (LULUCF) in the EU-28 between 1990 and 2012. The paper commences with an overview of EU trends, followed by summaries of the contributions of individual Member States, greenhouse gas types, and main sectors.