Release: EDGAR version v4.tox1 of February 2014
Emissions gridmaps in ton substance / 0.1degree x 0.1degree / year for the .txt files and in kg substance /m2 /s for the .nc files. 
Reference: European Commission, Joint Research Centre (EC-JRC)/Netherlands Environmental Assessment Agency (PBL). Emission Database for Global Atmospheric Research (EDGAR), release EDGARv4.tox1 (1970 - 2008), http://edgar.jrc.ec.europa.eu, 2014.