The UNDP Global Centre in Singapore, in collaboration with AirGradient, developed a Low-Cost Hyperlocal Air Quality Monitoring Toolkit to make air quality monitoring more accessible for communities around the world. Designed as a practical, all-in-one solution, the toolkit guides users through setup, maintenance, and data interpretation – empowering governments, NGOs, and local groups to independently build and manage their own networks. The toolkit was recently piloted in Hanoi, Viet Nam, ...