Technology improves energy efficiency in buildings through innovative systems and smart devices that monitor and optimize energy use. Implementing energy management systems can analyze consumption patterns, allowing for automated adjustments in heating, cooling, and lighting based on occupancy or time of day. Additionally, smart thermostats and energy-efficient appliances help reduce waste and lower operational costs. Incorporating renewable energy sources, such as solar panels, further enhances sustainability efforts. Overall, these technological advancements help reduce the environmental impact of buildings while promoting cost savings and compliance with energy regulations.