The EU is also the leader in building of cruise ships, renewable energy and ports. The Green Paper examines the factors influencing competitiveness: the state of the marine environment, scientific knowledge in all areas relating to the oceans, innovation and the expertise of the workforce. Maritime policy “forms part of the Lisbon Strategy by proposing to exploit synergies between regional policy and policies on fisheries, research and innovation, businesses, maritime transport, the environment and energy in order to promote sustainable development”