JanVayu Blog · Economics

Air pollution costs India about $339 billion a year

Published: 25 March 2026 | Author: Team JanVayu | Reading time: 4 min

India's air pollution is usually described as a health emergency, and it is one. It is also a very large economic loss, bigger each year than the entire GDP of most nations (World Bank, 2023 nominal GDP).

The Lancet Countdown on Health and Climate Change 2025 estimates that air pollution costs India $339.4 billion annually, equivalent to 9.5 percent of GDP. (An earlier Greenpeace/CREA estimate from 2020, of about $150 billion a year, covered fossil-fuel air pollution only and used a different method, so the two figures are not like for like.) The Air Quality Life Index (AQLI 2025) calculates that the average Indian loses 3.5 years of life expectancy to air pollution. Those are years of working life, taken by particles too small to see.

The Lancet Countdown figure values premature deaths only. The costs described below (medical spending, lost work, business decisions) come on top of it and are not captured in that number.

Health spending

Nobody tracks well what air pollution adds to India's health bills, but the number is large. The Lancet Countdown 2025 attributes about 1.72 million deaths in India in 2022 to anthropogenic PM2.5 (a different count from the roughly 2 million in State of Global Air 2025, which also includes household air pollution and ozone). Most of these deaths are preceded by illness, and illness costs money.

Out-of-pocket health expenditure accounts for about 43 percent of total health spending in India (National Health Accounts 2022-23, Ministry of Health and Family Welfare). That is down sharply over the past decade, but it still leaves households paying much of a medical bill themselves.

Lost work

An OECD study of firms across Europe found that a 1 µg/m³ increase in PM2.5 reduced labour productivity per worker by 0.55 percent (Dechezleprêtre and Vienne, OECD, June 2025). That study covers Europe, not India, and we know of no equivalent Indian estimate.

In India, exposure falls heaviest on informal workers. According to the ILO-IHD India Employment Report 2024, nearly 90 percent of India's workers are informally employed (82 percent work in the informal sector). Construction labourers, rickshaw pullers, street vendors and domestic workers cannot work from home on a bad-air day, and they have no employer health insurance. They spend the longest hours in the worst air and pay the whole cost themselves.

As an illustration with assumed figures, not measured data: a construction worker earning Rs 600 a day who loses fifteen workdays in a year to illness would lose Rs 9,000, which is 5 to 6 percent of an annual wage of Rs 150,000 to 180,000 (250 to 300 working days).

Whether people leave

We have no data on how many firms or workers have left Delhi-NCR because of its air, and we do not claim a business-migration effect. One survey shows intent. LocalCircles, a civic engagement platform, reported in early December 2025 that at least 8 percent of 16,454 respondents in Delhi-NCR said they were likely to move out because of worsening air quality (Mongabay India, January 2026). The respondents were registered users of the platform, so the result describes them, not Delhi-NCR's population.

What NCAP spends against what the air costs

The clearest comparison is between what air pollution costs India and what India spends to fight it. CREA found that Rs 11,211 crore (roughly $1.3 billion) had been released under the National Clean Air Programme's own fund and Fifteenth Finance Commission grants together during 2019-2025, as of its January 2025 report (CREA, Tracing the Hazy Air 2025). Its January 2026 report counts Rs 13,415 crore on the same two streams. Air pollution costs the economy $339 billion in one year (2022), by the Lancet Countdown's valuation. Set side by side, seven years of released funds come to under 0.4 percent of one year's valuation of premature deaths. Update, 2 October 2026: the Ministry of Environment, Forest and Climate Change told the Rajya Sabha that an air quality performance-based incentive grant of Rs 16,423.56 crore had been released to targeted cities under NCAP during FY 2019-20 to 2025-26 (PIB, 23 July 2026). The reply does not say how that divides between NCAP's own fund and Finance Commission grants. At about Rs 88 to the dollar that is roughly $1.9 billion, or about 0.55 percent of the $339 billion figure; the ministry's figure and CREA's counts come from different sources and cover different periods, so they are three readings of NCAP money, not one series to add up.

The gap is not for lack of money. The Union Budget 2026-27 puts central government expenditure at Rs 53.47 lakh crore (PRS Legislative Research, Union Budget Analysis 2026-27). It reflects a choice to fund visible infrastructure over the diffuse, hard-to-see costs of polluted air.

The case for spending more

Cutting PM2.5 pays back through lower health costs, more productive work, and people who stay in the city. The AQLI estimates that meeting India's own national standard of 40 µg/m³ would add 1.5 years of life expectancy for the 46 percent of Indians who live in areas above it, and that meeting the WHO guideline would add 3.5 years for the average Indian (AQLI India fact sheet, 2025).

Years of life are years of work. The $339 billion is a loss India can reduce, if it treats clean air as economic infrastructure, as necessary as roads and power grids.

Sources

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