Today's ecological problems are not accorded appropriate signifiance. Ecological upbringing and education is now being implemented at a higher level under the influence of so-called Eco Schools. The goal is to implement a program of environmental education in every segment of the system, and the task of the program is to educate students and encourage them to act for change in environmental issues with regard to management and protection threof. Eco-Schools run a series of activities that encourage students to think and to be creative. Uprading of environmental education in the Republic of Croatia could be achived through the reform of school curriculum, in other words it should be carried out at the professional level and students should learn how much environmental conservation is important. With education and upbringing, at or outside the school, the development of ecological awareness can be achieved by changing everyday habits such as recycling, waste reduction, nutrition change in schools, organic food production and composting. Any successful improvement step is important because it affects the reduction of environmental pollution, global warming and other environmental problems.