Piazza Leonardo da Vinci 32 - 20133 Milano (MI) The MAT4En2 group of Politecnico of Milan has been active to contribute to dissemination, carry out activity in communication/dissemination actions. Staff of the group has been already involved in presentation of news of scientific character, as well as lectures or labs activity for divulgating scientific concepts to a large audience. Moreover, direct experience of dissemination (seminars, meetings) with the non-scientific social communities (school, citizens) is already part of “know-how” of the group and constitute an important value in communication of science, in particular on environmental problems, at a non-academic level. Finally, the group has relationships with Companies involved in previous applied research project to favor a direct scientific and technological transfer of knowledge.