Yearbook of International Environmental Law by Jacob Werksman and Geir Ulfstein. The European Convention and the Future of European Environmental Law edited by Prof. Jan H. Jans. Integration of Enviro - European Energy and Environmental Law Review View Yearbook of International Environmental Law by Jacob Werksman and Geir Ulfstein. The European Convention and the Future of European Environmental Law edited by Prof. Jan H. Jans. Integration of Enviro by - European Energy and Environmental Law Review Yearbook of International Environmental Law by Jacob Werksman and Geir Ulfstein. The European Convention and the Future of European Environmental Law edited by Prof. Jan H. Jans. Integration of Enviro 12 6 European Energy and Environmental Law Review