The course aims to provide fundamental knowledge on the environmental laws, both at national and transnational level., on international policies for the marine environment protection, such as the Common Fisheries Policy, the Water Framework Directive, the EU Recommendation on Integrated Coastal Zone Management, the Marine Strategy Framework Directive and in general the Integrated maritime policy. Further knowledge on the main international programs for the marine environment such as the United Nations Environmental Programme (UNEP) and the consequent Mediterranean Action Plan (MAP) are provided. Also basic knowledge on blue economy is introduced. After the course students will be able of recognizing and applying the laws and the recommendations to be used in the solution of the engineering problems related to the coast and to the ocean and will be able of individuating and developing blue growth opportunities.