Climate change has been aggravated due to urban sprawl, poor growth management, products, services and operations.The theme of this project allows students to connect Unesco Sustainable Development Goals (SDG) 11, 12, and 13 of the 2030 Agenda with their own realities and to be inspired and empowered to take action so as to design their sustainable future for themselves. eTwinners participate actvely in building more just and sustainable cities and develop healthy habits regarding consumption and operations. They become aware of sustainable practises in each others' communities following the enquiry based approach and active citizenship framework and engage in activities which raise their European citizenship mentality, a sense of belonging in a group, collaboration and a more sustainable and discrimination-free world.