Helena Joyce
India is one of the most polluted countries in the world, with 1.4 billion people exposed to unhealthy levels of ambient PM2.5, the most harmful pollutant. This has resulted in devastating effects on the population's health, causing more than 2 million premature deaths a year, and the economy, with economic losses of US$36.8 billion in 2019. India's pollution problem is multi-sectoral and multi-jurisdictional, requiring a collaborative, sustained, and multi-pronged approach to address it effectively. This involves the government, businesses, and individuals working together to implement various strategies, such as improving air quality management, transitioning to cleaner energy sources, and promoting sustainable practices.
| Characteristics | Values |
|---|---|
| Air pollution in India | Serious environmental issue |
| India's rank in global pollution levels | Second most polluted country |
| Number of people affected | 1.4 billion |
| Reduction in life expectancy | 5.3 years |
| Number of premature deaths due to air pollution | 1.24-2 million |
| Economic losses due to air pollution in 2019 | $28.8 billion |
| Main sources of air pollution | Industrial and vehicular emissions, construction dust, thermal power, waste burning, use of biomass for cooking and heating |
| Government initiatives | National Clean Air Programme (NCAP), National Air Quality Index, revision of ambient air quality standards, strengthening vehicular and industrial emission standards, promoting renewable energy and electric vehicles, supplying LPG cooking fuel |
| Other initiatives | The Great Green Wall of Aravalli, Aerosol and Air Quality Research Facility, Corporate Air Emissions Reporting Guide, India Lighthouse initiative |
| Role of businesses | Confederation of Indian Industry, India CEO Forum for Clean Air, Clean Air Fund |
| Role of research organizations | Indian Institute of Technology Kanpur (IIT-K), IIT Bombay, McKelvey School of Engineering |
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What You'll Learn
Reduce industrial and vehicular emissions
India's air pollution problem is multi-sectoral and multi-jurisdictional, requiring a collaborative approach between states. While India has taken significant steps to address this issue, there is still much to be done to reduce industrial and vehicular emissions.
Reduce Industrial Emissions:
To reduce industrial emissions, India can focus on several strategies:
- Decarbonization of Energy Systems: India has committed to reducing carbon dioxide intensity and increasing the share of non-fossil fuel-based power. Replacing coal and natural gas with solar and wind energy can significantly reduce emissions in the industrial sector.
- Embracing Renewable Energy Sources: India has placed a strong emphasis on expanding renewable energy sources, which can help reduce the country's reliance on fossil fuels and decrease industrial emissions.
- Subsidies and Incentives: The government can provide subsidies to encourage greater electricity use and offer incentives for industries to transition from coal to natural gas, which is a less polluting alternative.
- Improving Industrial Resource Efficiency: Implementing measures to enhance industrial resource efficiency can lead to reduced emissions.
- Carbon Pricing and Carbon Capture: Putting a price on carbon emissions can incentivize industries to reduce their carbon footprint. Additionally, investing in carbon capture and storage (CCS) technology can help capture and store carbon emissions.
- International Collaboration: India can benefit from collaborating with international experts and organizations, such as through the Paris Agreement, to gain access to best practices and technologies for reducing industrial emissions.
Reduce Vehicular Emissions:
To reduce vehicular emissions, India can take the following steps:
- Promoting Electric Vehicles (EVs): India has already started promoting the use of electric vehicles, and this trend should continue. Encouraging the adoption of EVs can significantly reduce emissions from the transport sector.
- Low Emission Zones (LEZs): Implementing LEZs, where only low or zero-emission vehicles are allowed, can be an effective strategy. This approach has been successful in cities like London, and similar results can be expected in Indian cities.
- Improving Public Transport: Enhancing bus services, including their frequency, reliability, and coverage, can encourage more people to use public transportation. Integrating buses with other transport modes, such as metro systems, can create an efficient and sustainable transport network.
- Transitioning to Cleaner Technologies: India should encourage the use of cleaner vehicle technologies, such as those that meet Bharat Stage-VI (BS-VI) emission standards. This will help reduce emissions from older, polluting vehicles.
- Economic Incentives for Clean Fuel: Providing economic incentives for people to use clean fuel can be an effective strategy. This can include offering subsidies or tax benefits for those who switch to cleaner fuel options.
- Real Driving Emissions (RDE) Tests: Implementing RDE tests, which account for a wide range of real-world driving conditions, can help accurately evaluate vehicle emissions. This will ensure that emission reduction strategies are based on realistic data.
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Improve air quality data and monitoring
India has been taking significant steps to address its air pollution problem. The Clean Air Fund, for instance, works with the government, businesses, and research organizations to help India achieve its clean air goals.
One of the key focuses of these initiatives is to improve air quality data and monitoring. This involves generating better air quality data and evidence to inform policymaking. For instance, the Indian Institute of Technology Kanpur (IIT-K) has established a network of low-cost sensors across Uttar Pradesh and Bihar to improve air quality monitoring.
Standardizing tools across India is important to ensure effective air pollution control strategies and link relevant datasets. An "airshed" approach, which considers regions with a common flow of air, is crucial for India to address pollution sources beyond its cities and at the sub-national level.
The Confederation of Indian Industry has also developed a Corporate Air Emissions Reporting Guide to help businesses manage and report their emissions. Additionally, the India Lighthouse initiative brings together experts from India and around the world to develop India-specific practices and tools to better understand, manage, and control air pollution.
Furthermore, the availability of reliable, timely, and easily accessible data on air pollution is an area where India can make significant improvements. While data is available from Central and State pollution control board websites, it is often not user-friendly and requires preprocessing before it can be analyzed.
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Promote clean fuel and energy sources
India's pollution problem is a complex issue that requires a multi-sectoral and multi-jurisdictional approach. The country has already made significant strides towards addressing this challenge, with a strong emphasis on promoting clean fuel and energy sources. Here are some key strategies and initiatives:
Renewable Energy Sources
India has recognised the importance of transitioning to renewable energy sources such as solar, wind, biomass, waste, and hydropower. The country aims to achieve 175 GW of renewable energy by 2022, with 100 GW from solar, 10 GW from bio-power, 60 GW from wind power, and 5 GW from small hydropower plants. This shift is expected to significantly reduce emissions and mitigate climate change. The government has also established policies and programs to attract foreign investments in the renewable energy sector, creating domestic jobs and driving economic development.
National Clean Air Programme (NCAP)
The Indian government has launched the NCAP to improve air quality across the country, with a focus on 132 "non-attainment" cities that fail to meet air pollution standards. The NCAP provides a framework for cities to develop air quality management plans and offers guidance on policies across various sectors. This programme sets time-bound goals and acknowledges the urgency of addressing deteriorating ambient air quality.
Supplying Clean Cooking Fuel
Millions of households in India still rely on traditional cooking fuels, such as cow dung cakes, biomass, and kerosene, which contribute significantly to indoor and outdoor air pollution. The government is taking steps to supply LPG cooking fuel to millions of households, reducing the health risks associated with traditional cooking fuels.
Electric Vehicles
India is promoting the use of electric vehicles to reduce vehicular emissions. This includes providing incentives for the adoption of electric cars and improving the infrastructure for electric vehicle charging. Additionally, the government is strengthening vehicular emission standards to ensure that all vehicles, including those with internal combustion engines, meet stricter pollution control requirements.
Airshed Management
Recognising that air pollution knows no boundaries, India is adopting an "airshed" approach to air quality management. This involves collaboration between states and regions to address pollution sources that may be outside city limits but still significantly impact air quality within cities. Standardising tools and data sets across the country will help link control strategies and relevant data for more effective pollution control.
Corporate Air Emissions Reporting
The Confederation of India Industry has developed a Corporate Air Emissions Reporting Guide to assist businesses in managing and reporting their air emissions. This initiative encourages businesses to play a more active role in tackling air pollution and finding solutions. The India CEO Forum for Clean Air, with over 130 members, is galvanising the private sector to contribute to India's clean air goals.
By implementing these measures and continuing to promote clean fuel and energy sources, India is taking significant steps towards reducing pollution and improving the health and well-being of its citizens.
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Address construction dust and biomass burning
Construction is a major source of pollution in India, particularly in cities like Delhi, which has a high population density and a large number of factories and thermal power stations. Construction sites generate dust, especially silica dust, which is released into the air and can cause serious health issues such as respiratory difficulties, allergies, and permanent lung damage. To address this issue, it is crucial to implement effective dust control and cleaning measures during and after construction work. This includes the use of air purifiers, air scrubbers, and blowers to minimise the amount of dust released into the atmosphere and protect the health of both construction workers and nearby residents.
Biomass burning, such as the use of cow dung cakes for cooking, is another significant contributor to India's pollution problem. While biomass can be a carbon-neutral energy source as the source plants capture CO2 through photosynthesis, the burning of biomass releases carbon dioxide (CO2) and other harmful pollutants like carbon monoxide and particulate matter. To reduce the impact of biomass burning on air quality, India could consider implementing policies to encourage the use of cleaner alternative energy sources, such as promoting the use of LPG cooking fuel, providing economic incentives for the use of clean fuel, and supplying LPG cooking fuel to millions of households. Additionally, modern wood-burning stoves, pellet stoves, and fireplace inserts can be introduced to reduce the release of particulates from burning wood.
To effectively address construction dust and biomass burning in India, a multi-pronged approach is necessary. Firstly, stricter regulations and standards for construction sites can help minimise dust generation and ensure proper dust control measures are in place. This includes providing builders with the necessary equipment and training to control and clean up dust effectively. Secondly, public awareness and education about the health risks associated with construction dust can empower individuals to take precautions and advocate for safer practices.
Additionally, to address biomass burning, the Indian government can explore sustainable alternatives to biomass sources for cooking. This could include providing access to cleaner and more affordable energy options, such as LPG or electric stoves, especially in rural areas. Implementing policies and incentives to encourage the adoption of these alternatives can help reduce the reliance on biomass burning for cooking. Furthermore, investing in research and development for more efficient and environmentally friendly biomass-burning technologies can help minimise the negative impacts on air quality.
Lastly, collaboration between different states and regions in India is vital to successfully tackle construction dust and biomass burning. As air pollution affects entire airsheds, which are regions that share a common flow of air, coordinated efforts across states are necessary to achieve significant pollution reductions. This includes sharing best practices, exchanging expertise, and implementing standardised tools and strategies to manage and control air quality on a broader scale. By addressing construction dust and biomass burning through a combination of regulations, education, alternative solutions, and collaborative efforts, India can make substantial progress in improving its air quality and protecting the health of its citizens.
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Encourage collaboration between states and cities
India's air pollution problem is a serious environmental issue, with the country being labelled as the world's second most polluted country. The country's entire population of 1.4 billion people is exposed to unhealthy levels of ambient PM2.5, which is the most harmful pollutant. This fine particulate matter is emitted by factories, cars, construction, and other sources. The health impacts of this pollution are significant, with respiratory and cardiovascular issues being common among the population.
To effectively tackle this complex issue, collaboration between states and cities is crucial. Here are some key strategies to encourage and facilitate such collaboration:
Standardization of Tools and Strategies
Standardizing tools and strategies for air pollution control across India is essential. This includes the utilization of the airshed approach, which recognizes that air quality within a region is influenced by pollution sources from various locations, often extending beyond city boundaries. By standardizing methods, states and cities can work together to implement consistent control strategies and utilize relevant datasets to address pollution effectively.
Data Sharing and Collaboration
States and cities should work together to improve the generation and sharing of accurate and timely air quality data. This includes investing in monitoring technologies and collaborating with research institutions to establish comprehensive monitoring networks. For example, the Indian Institute of Technology Kanpur (IIT-K) has collaborated with government departments to improve air quality data and strengthen the existing monitoring ecosystem.
Information Exchange and Dialogue
Facilitating open dialogue and information exchange between states and cities is vital. This includes bringing together stakeholders such as government officials, private sector leaders, healthcare practitioners, and environmental experts to discuss challenges, share best practices, and develop collaborative action plans. Regular forums, workshops, and digital platforms can be utilized to encourage ongoing communication and the formation of collective strategies.
Joint Initiatives and Knowledge Transfer
States and cities should collaborate on joint initiatives to combat pollution. This can include the development of ecological corridors, such as the Great Green Wall of Aravalli, which aims to combat pollution through the planting of native trees. Additionally, knowledge transfer between regions can be facilitated, ensuring that successful practices from one state or city can be adapted and implemented elsewhere.
Policy Alignment and Regulatory Frameworks
There is a need for alignment and harmonization of policies and regulations related to air pollution control across states and cities. This includes the revision of ambient air quality standards, the strengthening of emission standards for vehicles and industries, and the implementation of uniform regulations to address specific pollution sources, such as construction dust, vehicular emissions, and industrial pollution.
By encouraging collaboration between states and cities through these strategies, India can make significant strides towards effectively addressing its air pollution problem and improving the health and well-being of its citizens.
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Frequently asked questions
India is one of the most polluted countries in the world. In 2019, it was reported that 21 out of the 30 most polluted cities in the world were in India. The country's pollution problem has worsened over the years, with a 67.7% increase in average annual particulate pollution between 1998 and 2021.
The main causes of India's pollution problem include industrial and vehicular emissions, construction dust, thermal power plants, waste burning, and the use of wood and dung for cooking and heating.
Air pollution has severe health consequences for Indians, causing respiratory and cardiovascular diseases, lung cancer, asthma, and gastrointestinal problems. It is estimated to cause over 2 million premature deaths in India annually, reducing the average life expectancy by several years.
The Indian government has implemented various measures to tackle pollution, including the National Clean Air Programme (NCAP), which aims to improve air quality across the country. They have also strengthened emission standards for vehicles and industries, promoted renewable energy and electric vehicles, and supplied cleaner cooking fuel to households.
Addressing India's pollution problem requires a multi-sectoral approach involving the government, businesses, and individuals. Standardizing tools and data sets for air quality management across the country is essential. Additionally, economic incentives for using clean fuel, improving data availability and accessibility, and collaboration between states and cities are crucial for effective pollution reduction strategies.
