This study presents a comprehensive framework for renewable energy investment using a top-down analysis grounded in sustainability principles. With the growing imperative to transition to clean energy, this approach integrates environmental, social, and governance (ESG) factors to provide holistic guidance in investment decision-making. The methodology encompasses macroeconomic trends, sectoral dynamics, and company-level performance, leveraging both qualitative and quantitative data from financial reports and sustainability indicators. Findings reveal that this framework improves investment decision quality by identifying and addressing sustainability-related risks and opportunities, while fostering positive societal and environmental outcomes. The study also offers significant contributions to the development of educational modules in sustainability and investment, promoting the global practice of responsible investment.