Effective landfill waste management is essential for building urban resilience, as landfills contribute significantly to methane emissions 25 times more potent than CO₂ and are filled with recoverable materials that outdated technologies fail to utilize efficiently. Additionally, the growing urban space crisis, with cities running out of landfill capacity, escalates waste management costs and logistical challenges. Key areas of innovation in waste management include real-time waste tracking and monitoring using IoT-enabled sensors to measure landfill capacity and detect hazardous materials, and advanced landfill mining with robotic-powered systems for safely excavating, sorting, and recovering valuable materials like metals, plastics, and organic waste. Additionally, technologies for efficient methane capture and energy conversion unlock the potential of landfill gas utilization, while data-driven platforms leveraging machine learning optimize waste diversion toward recycling or composting. By addressing waste at its source, can mitigate flooding risks, curb greenhouse gas emissions, protect ecosystems, and develop scalable, cost-effective solutions for sustainable urban living.