Generation Global EP8: Cooling vests

Personal Thermal Management (PTM) offers a sustainable alternative to energy-intensive air conditioning by cooling individuals directly rather than entire environments. Researchers from the Beijing Institute of Technology have developed a wearable cooling vest that integrates thermoelectric modules, fans, and radiative cooling materials to regulate body temperature effectively. This technology addresses the needs of outdoor workers—such as delivery drivers and construction personnel—who face extreme heat, while also providing a solution for indoor settings where air conditioning is unavailable or costly. By shifting the focus from room-scale cooling to personalized thermal regulation, this innovation aims to reduce global energy consumption. Future iterations may incorporate self-powered systems that harvest energy from human movement or sweat, potentially transforming how society adapts to rising global temperatures and heat-related health risks.