The youth exchange program "Building a Greener Tomorrow for a Sustainable Future" was organized by the young members of the Coccinelle Association, the topics addressed focused on the environment, climate change, the European Green Deal and the Circular Economy, we brought together young people to explore, learn and collaborate for a sustainable future. Participants were encouraged to work on concrete activities to experiment with good practices in relation to waste reduction, separate collection, fight against waste, use of on-tap products, sustainable mobility, life cycle of objects. The philosophy of the 3Rs, Reduce, Reuse, Recycle, must be a fixed point in the life of each of us, a conscious habitus in our daily lives. During the youth exchange, several key themes emerged, linked to the activities that were planned in the program, which aimed to raise awareness among participants so that they can achieve: Action and awareness of climate change, discussing its impacts on the environment and society. They reviewed the latest scientific findings and explored ways to raise awareness of climate-related challenges in their communities. European Green Deal, the various aspects of this ambitious plan were discussed, including the transition to clean energy, sustainable agriculture and biodiversity conservation. Circular economy, which was the focus, with participants learning the importance of reducing waste, reusing materials and recycling. Innovative business models and sustainable practices that promote economic growth while minimizing environmental impact were explored. The project has committed to implementing a series of practical activities that have been realistic, balanced and in line with the objectives clearly defined together with our partners. These activities have been in harmony with the objectives of the Erasmus plus programme. The project has aimed to achieve the following objectives: - Raise young people's awareness of developing a basic culture of sustainable development to facilitate socially responsible behavior towards the environment understood as a naturalistic and anthropological heritage, while promoting its protection and redevelopment in the event of degradation. - Adopt behaviors that promote the sustainability of the planet and promote solidarity actions in the local community. - Promote critical thinking, it aims to cultivate critical thinking skills among participants, encourage them to analyze complex environmental issues, evaluate the implications of policy decisions and engage in informed debates on climate change and sustainability. - Encouraging practical engagement, through hands-on activities and action planning, the project encouraged participants to translate knowledge into action. It sought to inspire them to develop and implement projects and initiatives that address environmental challenges at a local, national or European level. - Promote European youth mobility and support participation in Volunteering programs also in the environmental field, through the Erasmus Plus Program and its actions. - Develop cooperation between participants belonging to ethnic groups who face different daily realities, to allow young people to adopt respectful attitudes towards others, with a view to intercultural dialogue, with full respect for the habits and customs of others, stimulating solidarity, mutual respect and collaboration, overcoming stereotypes and prejudices. - Support non-formal education and the participatory approach as an effective tool for the diffusion of common values of integration and active participation.