Ned spoke about how satellites can be used to monitor different aspects of the ocean including temperature, colour and sea level and also how GPS devices are used for tracking marine mammals and birds. This conference " A Escola na Sociedade Azul" was organised with the support of the H2020 SeaChange project. More information at http://www.cienciaviva.pt/…/…/aescolanasociedadeazul2016.asp.