Found in articles
in Europe: The ignored challenge, European Environmental Agency" (PDF). 2006. Retrieved 13 October 2013. "European Union". Encyclopædia Britannica. Retrieved
21 June 2012. "Report on European Environment Agency about the quality of freshwaters in Europe". European Environment Agency. Retrieved 21 March 2014
National Parks in Global Historical Perspective, Berghahn, Oxford European Environment Agency Protected areas in Europe – an overview Archived 24 సెప్టెంబరు
రెట్ స్క్రీన్
International Energy Agency సమీక్ష దానిని "చాలా ప్రభావకారి" గా వర్ణించింది. RETScreen ఒక "చాలా ఉపయోగకరమైన సాధనం" అని European Environment Agency పేర్కొంది. RETScreen
Protection Agency. Archived from the original on 13 మే 2008. Retrieved 11 ఆగస్టు 2007. "Minamata Convention Agreed by Nations". United Nations Environment Program