Professor Prashant Kumar is the leader of GREENIN Micro Network Plus, founding director of the Global Centre for Clean Air Research (GCARE), founding co-director of the pan-University Institute for Sustainability, founder of the Guildford Living Lab, and a Trustee at Zero Carbon Guildford (ZERO).

His fundamental and application-oriented cross-disciplinary research develops the interfaces between clean air, human health and smart/sustainable living in cities/megacities. His research projects focus on multidisciplinary areas, including indoor and outdoor air pollution monitoring/modelling, low-cost sensing, citizen science participation, nature-based solutions for climate change mitigation, and the development of innovative technological and passive (green infrastructure) solutions, tools, and guidance for both the developing and developed worlds.

Recognised as a top 1% highly-cited researcher with ~500 journal papers attracting 35,000 citations and an h-index of 90, he is also the 2023 recipient of the prestigious Haagen-Smit Clean Air Award, recognised as the "Nobel Prize in Clean Air Achievements”.