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HISTORICAL FACTS: 2 - Caught on Camera

Why does South Asia have the world’s worst air pollution?

Smog-ridden cities in Bangladesh, Pakistan and India had the poorest air quality last year, says report.

Al Jazeera

Only Puerto Rico Meets WHO Air Standards in the Americas, Study Shows

The United States duplicates UN standards in fine particulate matter levels, a key indicator to determine how polluted air is

Latin Times

Only seven countries meet WHO air quality standard, research finds

Almost all countries failing to meet mark for PM2.5, tiny particles expelled by vehicles and industry that can cause health problems

The Guardian - US

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Milan mayor casts doubt on city’s ranking as third most polluted in world

IQAir labelled Milan ‘unhealthy’ over PM 2.5 levels, triggering limits on daytime traffic

The Guardian - UK

Bangkok Says Work From Home As Pollution Blankets City

Bangkok city employees have been told to work from home to avoid harmful air pollution, as a layer of noxious haze blanketed the Thai capital on Thursday.

International Business Times

Stubble trouble | Decoding the smog blanket over Delhi

Delhi blanketed in smog, air quality index (AQI) hitting severe-plus 500 mark, 1.67 million Indians dying prematurely in 2019 due to air pollution, 14 of top 20 most polluted cities in world from north India, stubble burning a significant factor in pollution spike, govt. providing CRM machines, farmers demanding ₹2,500-3,000…

The Hindu

'It's not ideal, but we have no choice': Bangladesh's coach on Delhi's air pollution

NEW DELHI: Bangladesh and Sri Lanka find themselves in a challenging situation as they prepare to face each other in smog-choked New Delhi in the ongoing ICC ODI World Cup. The Indian capital, with a population of 30 million, has once again topped the list of the world's most polluted…

The Times of India

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Schools shuttered, buses banned as Indian capital takes pollution crown

New Delhi authorities are mulling a halt to construction activities as toxic smog envelops the city.

Al Jazeera

Canadian Wildfires Push U.S. Air Quality To Dangerous Levels

Detroit, Chicago, and Washington, D.C. among cities with worst air quality globally.

Zenger

Smoke from historic Canadian wildfires triggers air alerts across U.S.

Chicago had the world's worst air quality for major cities around the world on Tuesday.

Axios

Here's how NPR reporters around the world are dealing with air pollution

As Canada and parts of the U.S. confront declines in air quality due to smoke from Canadian wildfires, NPR reporters in Asia, Latin America and Africa share their experiences.

WEKU

The Canadian wildfire crisis explained

Dust off the pandemic masks — the smoke from Canada's wildfires is going to linger for a while

Salon

Mayor urges vulnerable New Yorkers to wear masks as smoke from Canada's fires chokes city

Air quality across the northeastern U.S. and Canada has plummeted to unhealthy levels.

Axios

Every breath a struggle in country's toxic air

An elderly patient hooked up to a tangle of tubes lies struggling for breath in a Nonthaburi hospital as Thailand battles a “drastic increase” in respiratory problems caused by a spike in air pollution.

Bangkok Post

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Bangkok Post

Chiang Mai smog world's worst again

Chiang Mai had the world’s worst air pollution again on Tuesday morning, with an air quality index (AQI) of 180, according to the air-pollution monitoring website IQAir.

Bangkok Post

Tourists shun choking Chiang Mai

Hazardous pollution levels in northern Thailand have left Chiang Mai choking under thick smog, with local residents worried about the impact on tourism — and their health.

Bangkok Post

‘This week, no one’: Tourists shun choking Chiang Mai

CHIANG MAI: Hazardous pollution levels in northern Thailand have left the historic city of Chiang Mai choking under thick smog, with local residents worried about the impact on tourism — and their health.

Bangkok Post

Thick smog chokes North, upper Northeast

Levels of particulate matter 2.5 micrometres or less in diameter (PM2.5) have reached the "unhealthy" red zone throughout the North and the upper Northeast, with the highest level exceeding the safe threshold of 50 microgrammes per cubic metre (µg/m³) by over eight times, as people in Chiang Mai have been…

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Daily Mirror

Most polluted city in the world where population have difficulty breathing

The tourist hotspot, Chang Mai, in Thailand, is popular among many travellers around the world, but it is now competing against other cities in having the world’s worst air quality

Bangkok Post

Asean to tackle haze crisis

The secretary-general of the Association of Southeast Asian Nations (Asean) has pledged to support efforts to combat transboundary haze pollution in the region.

Bangkok Post

Chiang Mai air still the worst

Chiang Mai was again listed on Wednesday as the city with the worst air pollution in the world, according to pollution monitoring website IQAir.

The Guardian - UK

Air pollution chokes Thailand as campaigners call for stricter laws

Chiang Mai listed as worst in the world for air quality in survey of 100 cities as pollution worsens during cooler months

The Guardian - UK

Chiang Mai to hand out face masks as dust from fires hits hazardous levels

Thai authorities struggle to contain forest fires, a persistent cause of air pollution during the dry season

Leeds Live

The Leeds city centre road dubbed 'most polluted street in the UK'

'Leeds was one of several cities whose air quality exceeded the recommended level suggested by the World Health Organization (WHO)'

Tom’s Guide

Best weather apps for 2025

Don't get caught out in the rain. The best weather apps can give you up to date forecasts on both Android and iOS devices.

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People

Chandika Hathurusingha

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Organisations

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World Health Organization

the Association of Southeast Asian Nations

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