Loni Overtakes Delhi as Worlds Most Polluted City India Faces Deepening Air Crisis

A shocking result comes out that Loni which is located near Ghaziabad has overtaken Delhi to become the world’s most polluted city according to the latest global air quality report. The finding signals the worsening pollution crisis across India’s National CaLoni Overtakes Delhi as Worlds Most Polluted City India Faces Deepening Air Crisispital Region (NCR). At with around dangerously high PM2.5 levels and the situation has become worse and create a serious public health concern and experts calls for the urgent action.

Loni World’s Polluted City

The 2025 World Air Quality Report released by IQAir has revealed that Loni recorded the alarming annual average PM2.5 concentration of 112.5 µg/m³.

This level is more than 22 times higher than the WHO’s recommended safe limit and with this level it placing residents at extreme health risk.

PM2.5 refers to the fine particulate matter that is small enough to penetrate the deep into the lungs and also they can enter the bloodstream.

Beyond Delhi: NCR Turns into a Pollution Hotspot

For the last some years Delhi has symbolized India’s air pollution crisis. However the emergence of Loni at the top of global rankings shows that the problem has expanded beyond the capital.

Cities across the NCR such as,

• Ghaziabad
• Noida
• Faridabad

This parts are now collectively forming a continuous pollution belt. Experts have warn that pollution is no longer localized but has become a regional crisis.

Also this showcase that tackling pollution in Delhi alone is no longer sufficient.

Major Causes Behind Loni’s Severe Air Pollution

Several contibutive factors have led to Loni’s alarming pollution levels. Likes of rapid urbanization has combined with weak regulation has worsened the situation.

The primary causes include,

• Unregulated industrial emissions from nearby factories
• Vehicular pollution due to heavy traffic and outdated fuel standards of vehicle
• Construction dust and poor enforcement of dust control norms
• Open waste burning and biomass combustion
• Stubble burning in neighboring states

What Needs to Be Done

Field experts strongly emphasize that to tackling air pollution requires long term structural reforms not solve with just temporary solutions.

Key measures suggested include are,

• Strict enforcement of industrial emission norms
• Expansion of the clean public transport systems
• Promotion of the clean fuels and electric mobility
• Improved construction and dust management practices

Question

Q. Which city was recently ranked as the world’s most polluted city according to the IQAir report 2025?

A. Delhi
B. Ghaziabad
C. Loni
D. Noida