Objective: The research presents the efficiency of the studied topic, the theoretical and practical polices applied in ecological architecture and design, the importance and priorities of a healthy interior environment. The main statement that motivated this qualitative study is to explain clear principles of recycling and reuse through sustainability, supported by the high school curriculum. Methodology: The study focuses on developing awareness of critical thinking in society and academia, for recycling and reuse, - a process that leads to reducing environmental pollution, and waste emissions for the future of our descendants. The paper follows two directions for analysis. First of all, the ecology principles implemented by EU and fully supported by the Republic of Moldova through recent state directives and polices toward the sustainability. Secondly, the inclusion in the high school curriculum the projects concentraded on sustainability. Some examples of functional furniture, lighting and interior design pieces elaborated by students-architects and designers, promoting the possibility of recycling and reuse the waste materials, were presented. Findings: The analysis of the situation and the sustainable approach revealed three major postulates: First of all, the awareness of the attitude towards the environment and critical thinking of sustainability for future generationsб plausible messages both for the Moldovan society and for the academic environment. Finally, the implementation of critical awareness towards recycling and reuse of waste materials in the curriculum strategies for architects and interior designers led to development of future specialists in the field such as of sustainable products design.