What is a simple definition of sustainabilty is that it is the capacity of our human society to continue indefinitely within Earth’s natural cycles.Everything we make has an impact on the planet.So, we as partners,Türkiye, Croatia,Poland and Malta have decided to search for ways of reducing our Carbonfootprint ,create Eco- Schools,and find solutions to reduce emissions in our schools,around neighborhoods and communities.Our objectives of environmental education include promoting awareness,encouraring environmentally responsible behaviour,and developing an environmental ethic that promotes an understanding of the ecological interdependence of the social,political,and economic spheres.Our environmental education achievement is the fact that it produces generation after generation of sustainability – minded ,environmentally conscious people.During this period,while our students are focusing on global environmental issues and they will also enhance their 21st century skils.They will develop their critical thinking,communication,creativity and collaboration.Both their language skills and digital skills will be improved.