Fredrik Gröndahl is the Head of Department for Sustainable Development Environmental Science and Engineering (SEED) at the Royal Institute of Technology, KTH Stockholm, Sweden. His research is focusing on the sustainable use of marine resources for food, feed, chemicals and energy. The work is focused on the development of methods for evaluating the process chains from a sustainability perspective. During the last years he have been in charge of the macro algae work in the Baltic Sea Region project SUBMARINER (www.submariner-project.eu). From the 1 July 2013 he is the project leader of the project SEAFARM. SEAFARM (www.seafarm.se) is a strategic Swedish Research project for a bio-based economy. He is also the author of several textbooks in Sustainable Development, Ecology and environmental effects.