In the face of escalating environmental challenges, the integration of Artificial Intelligence (AI) and Extended Reality (XR) presents a transformative opportunity for sustainable development and environmental conservation. This chapter explores how these advanced technologies can work in tandem to create innovative solutions for pressing global issues such as climate change, biodiversity loss, and resource depletion. AI’s ability to analyze vast datasets and predict environmental trends, combined with XR’s immersive capabilities for education, simulation, and real-time monitoring, offers unprecedented tools for both understanding and mitigating environmental impacts. Through case studies and emerging applications, we examine how AI and XR are being harnessed to promote sustainable practices, enhance conservation efforts, and engage communities in a more interactive and impactful way. Ultimately, this chapter envisions a future where AI and XR play a central role in future-proofing the planet, ensuring a sustainable and resilient tomorrow for generations to come.