In the context of climate change, major cities are increasingly facing new and unforeseen challenges. Rising summer temperatures pose serious public health risks, particularly for young children, the elderly, and individuals with pre-existing conditions. Deploying large numbers of sensors is essential to identify areas most affected by overheating, monitor real-time changes, and better understand how urban form, materials, vegetation, and local climate interact. This knowledge enables the development of practical strategies and tools to design cities that are more resilient, inclusive, and...