Delta Works was completed by the Europoortkering which required the construction of the Maeslantkering in the Nieuwe Waterweg between Maassluis and Hoek van Holland and the Hartelkering in the Hartel Canal near Spijkenisse. The works were declared finished after almost forty years in 1997. In reality the works were finished on 24 August 2010 with the official opening of the last strengthened and raised retaining wall near the city of Harlingen, Netherlands. Due to climate change and relative sea-level rise, the dikes will eventually have to be made higher and wider. This is a long term uphill battle against the sea. The
Wind power in the European Union and research. The development of wind power in Denmark has been characterised by a close collaboration between publicly financed research and industry in key areas such as research and development, certification, testing, and the preparation of standards. As of 2013, the installed capacity of wind power in Estonia was 269.4 MW, while roughly 1466.5 MW worth of projects are currently being developed and three major offshore projects with total capacity of 1490 MW are being planned. Estonia, as a country, which is widely open to the sea and has a flat territory, possesses a very high potential for the development