This study investigates integrating pedagogical practices to foster environmental sustainability within educational settings. A mixed method was adopted to conduct in various schools across Kerala, India, from 2023 to 2024. This study examines a diverse sample of nine educational institutions selected through random sampling, focusing on experiential learning, project-based learning, interdisciplinary approaches, and the use of technology to enhance environmental education. This study identifies best practices and effective strategies for embedding sustainability concepts across the curriculum by employing a comprehensive review of the literature and analyzing case studies. The findings emphasize the role of collaborative learning, critical thinking, and service learning in promoting sustainability. This paper highlights the importance of creating eco-schools and green campuses, involving families and communities, and providing professional development for educators. This study concludes that a multi-faceted approach, incorporating ethical discussions, personal responsibility, and continuous assessment and feedback, is crucial for cultivating a generation of environmentally conscious individuals. These pedagogical practices not only enhance students' knowledge and skills but also instill a deep sense of sustainability, preparing them to tackle the complex challenges of sustainability in their personal and professional lives.