The European Space Agency (ESA) is Europe’s gateway to space. Its mission is to shape the development of Europe’s space capability and ensure that investment in space continues to deliver benefits to the citizens of Europe and the world.
Find out more about space activities in our 23 Member States, and understand how ESA works together with their national agencies, institutions and organisations.
Exploring our Solar System and unlocking the secrets of the Universe
Go to topicProtecting life and infrastructure on Earth and in orbit
Go to topicUsing space to benefit citizens and meet future challenges on Earth
Go to topicMaking space accessible and developing the technologies for the future
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In the Baltic Sea, the sustainable development of seaports requires shipping channels to be dredged every two years. Dredging mixes large amounts of suspended sediments into the water, affecting coastal water quality which is regulated by internationally agreed standards.
Dr Liis Sipelgas of the Tallinn University of Technology is using MERIS data as part of ESA's CoastColour project to monitor the dredging activities and to quantify the long-term water quality changes in the harbour area