Aims: The study was carried out to identify the importance of environmental conservation, the role of Islamic law in protecting the environment, investigate whether it is possible to protect the environment by following Islamic rules. Study design: This study employs a mixed-methods approach, combining quantitative and qualitative data collection and analysis methods. Place and Duration of Study: The study was conducted in Bangladesh, with data collection primarily taking place from 01 January 2023 to 31 October 2024.Results: Out of 300 participants, 150 environmentalists and 150 Islamic thinkers were surveyed. Among environmentalists, 77% believed Islamic principles significantly aid environmental protection, with a chi-square test confirming a strong association (p < 0.05). Islamic thinkers unanimously supported the role of Islam in conservation, emphasizing awareness campaigns. Regarding waste management, 75% favored recycling, 66.75% reduction, 58.3% reuse, and 33.3% recovery, highlighting the 4r strategy's importance. These findings underline the relevance of Islamic teachings in promoting sustainable practices and addressing environmental challenges in Bangladesh. Conclusion: In conclusion integrating Islamic principles into environmental conservation can reduce resource misuse, mitigate environmental degradation, and promote sustainable practices, aligning with both ecological and ethical objectives. While the study highlights the potential of Islamic teachings in environmental protection, further research is needed to validate and optimize their practical application in modern environmental management.