The workshop “Reinforcing Europe’s Contribution to GEO” took place on May 5 2009 in Stresa, Lago Maggiore – Italy. As a side event to the 33rd International Symposium on Remote Sensing of the Environment, it contributed to the GEO focus of the Symposium. As the 2nd EC GEO Project Workshop, it helped to sketch a view on the progress Europe is making in its contribution to GEO, and even more importantly it helped assess a number of actions that need to be pursued in order to further reinforce Europe’s Contribution to GEO. Representatives from Projects funded by the European Commission research Framework Programme actively took part in the Workshop. The involvement of European participants who represent officially their countries in GEO and are members of the European GEO High Level Working Group (the European Caucus for the GEO initiative), must also be underlined as a positive factor in the aim to reinforce and widen the European contribution to the Global Earth Observation System of Systems (GEOSS). It was particularly interesting to hear the views on GEOSS and Europe’s activities on Earth Observation from representatives of Germany, Italy and the UK…/…