In recent years, sustainable investing has gained significant traction among investors worldwide. This investment approach focuses not only on financial returns, but also on the environmental, social, and governance (ESG) factors of a company or investment. By incorporating ESG criteria into their investment decisions, investors can support businesses that are committed to sustainable practices and positive societal impact. According to a report by the Global Sustainable Investment Alliance (GSIA), the global sustainable investment market reached a record $31 trillion in assets under management in 2020, representing a 68% increase over the past two years. This surge in interest can be attributed to shifting investor preferences, as more individuals and institutions are seeking to align their investments with their values. Sustainable investing encompasses a wide range of strategies, including socially responsible investing (SRI), impact investing, and ESG integration. SRI focuses on avoiding investments in companies involved in activities such as tobacco, weapons, or fossil fuels, whereas impact investing seeks to generate measurable social and environmental impact alongside financial returns. ESG integration involves analyzing a company's ESG performance and risks to inform investment decisions. The rise of sustainable investing has also influenced the behavior of corporations. Many companies are now recognizing the importance of incorporating ESG practices into their operations to attract sustainable investors. By prioritizing sustainability, businesses can enhance their reputation, attract capital, and mitigate risks associated with climate change and social issues. The financial industry has responded to this growing trend by launching various investment products tailored to sustainable investing. This includes mutual funds, ETFs, and green bonds, providing investors with diversified options to integrate sustainability into their portfolios. Additionally, companies are increasingly disclosing their ESG performance through sustainability reports, enabling investors to make more informed decisions. While sustainable investing offers numerous benefits, it also faces challenges such as limited standardization and data availability. Inconsistent ESG reporting practices and a lack of universally accepted standards can make it difficult for investors to compare the performance of different companies. However, efforts are being made to address these challenges through the development of global reporting frameworks and increased collaboration between stakeholders. As sustainable investing continues to gain momentum, it is expected to reshape the finance world. Investors are increasingly recognizing the potential of aligning financial returns with positive societal and environmental impact. With the growing emphasis on ESG factors, the financial markets have the opportunity to drive positive change and contribute to a more sustainable future.