The Integration of Energy and Environment under the Paradigm of Sustainability threatened by the Hurdles of the Internal Energy Market - European Energy and Environmental Law Review View The Integration of Energy and Environment under the Paradigm of Sustainability threatened by the Hurdles of the Internal Energy Market by - European Energy and Environmental Law Review The Integration of Energy and Environment under the Paradigm of Sustainability threatened by the Hurdles of the Internal Energy Market 26 1 European Energy and Environmental Law Review