The Role of Real-Time Source Apportionment in Protecting Athletes and Urban Air Quality
Clean Air for Fair Play: Why Real-Time Air Quality Intelligence Must Support Amdavad 2030
India’s selection to host the XXIV Commonwealth Games in Amdavad (Ahmedabad) in October 2030 represents a significant opportunity to showcase the country’s capabilities in infrastructure, logistics, and international event management. Alongside venue development and transportation planning, air quality must be treated as a critical environmental parameter in event preparation.
Major sporting events increasingly incorporate advanced environmental monitoring systems to ensure safe conditions for athletes, officials, and spectators. International experience shows that real-time air quality intelligence and source attribution are essential tools for managing urban pollution during large-scale events.
For India, this presents an opportunity to deploy Real-Time Source Apportionment (RTSA) systems as part of Commonwealth Games preparation, under the coordinated oversight of the Ministry of Youth Affairs & Sports, the Ministry of Environment, Forest and Climate Change, and the Gujarat Pollution Control Board (GPCB).
Why Air Quality Matters for Elite Sport
Scientific evidence increasingly shows that air pollution directly affects athlete health and performance. Elevated concentrations of PM2.5, nitrogen dioxide (NO₂), and ozone (O₃) have been linked to reduced endurance, increased fatigue, and higher rates of decision errors during competition.
High-performance athletes have significantly higher respiratory rates than the general population, leading to increased inhalation of pollutants during both training and competition periods. Exposure to polluted urban air during multi-day events can therefore affect performance outcomes as well as long-term respiratory health.
In this context, air quality management is not merely an environmental concern – it is an essential component of fair and safe sporting conditions.
Understanding Pollution Sources in Real Time
Conventional air quality monitoring typically reports mass concentrations of pollutants such as PM2.5, often with limited insight into the sources contributing to pollution events. While useful for regulatory reporting, these measurements alone do not provide sufficient information to enable rapid intervention.
Real-Time Source Apportionment (RTSA) provides a more advanced approach by combining high-resolution chemical measurements with atmospheric modelling and data analysis. This enables authorities to identify pollution sources as they occur.
RTSA systems can provide sub-hourly particulate matter characterization, enabling identification of emission patterns linked to time of day and meteorology; separation of organic and inorganic PM2.5 components; and identification of primary versus secondary aerosol formation processes.
Advanced instruments such as the Time-of-Flight Aerosol Chemical Speciation Monitor (ToF-ACSM) allow continuous measurement of aerosol chemical composition, enabling scientists to distinguish emissions from traffic, industry, cooking activities, biomass burning, and secondary atmospheric processes.
Complementary instruments further enhance source identification. Xact monitors quantify trace metals in particulate matter, helping separate emissions from industrial sources, brake wear, tyre wear, and construction dust. OC/EC analyzers provide insight into carbonaceous aerosol fractions and combustion sources.
Additional Emission Sources During Sporting Events
Cooking Emissions: Studies conducted during the Birmingham 2022 Commonwealth Games identified cooking-related aerosols from food concession stands as a significant contributor to PM2.5 concentrations in fan zones and public gathering areas.
Transport and Spectator Mobility: Transportation associated with spectators, athletes, and officials represents the largest contributor to the carbon footprint of major sporting events.
International Precedents for Air Quality Monitoring
Paris 2024 Olympic Games deployed a network of real-time Kunak monitoring stations across venues to continuously measure particulate matter and gaseous pollutants affecting athletes and spectators.
China’s preparation for the 2008 Beijing Olympics involved aggressive emission-control measures and expanded monitoring networks. These efforts triggered long-term environmental policies that significantly reduced particulate pollution over the following decade. Similar approaches were used during the 2022 Beijing Winter Olympics and the Hangzhou 2023 Asian Games.
During the Tokyo 2020 Olympics (held in 2021), environmental monitoring was conducted along the marathon route in Sapporo using mobile monitoring systems measuring PM2.5, PM10, ozone, and nitrogen dioxide as part of World Athletics’ Clean Air initiative.
Building an RTSA Network for Amdavad 2030
Deploying a network of RTSA monitoring stations across Ahmedabad and surrounding regions would provide real-time environmental intelligence for the Commonwealth Games.
Such a system would allow authorities to monitor pollution sources affecting athlete exposure, identify emission spikes linked to traffic, industry, or temporary event activities, provide rapid scientific guidance for mitigation actions, and support long-term urban air quality management.
Technology Framework
Core instruments include ToF-ACSM for aerosol chemical composition, Xact monitors for real-time metal analysis, and OC-EC analyzers for carbonaceous aerosol characterization.
Supporting infrastructure would include portable environmental monitoring cabins, uninterrupted power supply systems (UPS), and environmental control systems for instrument stability.
Data infrastructure would include real-time dashboards for visualization and alerts and advanced software tools for source apportionment.
A Strategic Opportunity for India
The Amdavad 2030 Commonwealth Games present a unique opportunity for India to establish a modern real-time air quality intelligence system aligned with international best practices.
For the Ministry of Youth Affairs & Sports, the Ministry of Environment, Forest and Climate Change, and the Gujarat Pollution Control Board, integrating RTSA into event planning would demonstrate global leadership in science-based environmental management.
Beyond supporting the Games themselves, such a system would leave behind a permanent scientific infrastructure capable of improving air quality monitoring and policy development for decades to come.
Gopakumar Chandran, Co-founder/ Director, Tesscorn Systems India Pvt. Ltd., is a sports enthusiast and supports scientists with advanced instrumentation used in air quality and atmospheric research. Contact: gopakumar@tesscorn.com.