
Massive wildfire smoke from Canada has spread across major cities in both Canada and the United States, triggering hazardous air quality alerts and reducing visibility. Toronto, Detroit, Chicago, Minneapolis, and New York have all been affected as officials warn of serious health risks from toxic smoke while wildfires continue to burn across northwestern Ontario.

Canadian wildfire smoke engulfs US & Canada | Air quality alerts issued as wildfires rage

Chile’s capital, Santiago, has been engulfed by a thick blanket of smog, forcing authorities to declare an environmental pre-emergency amid growing health concerns.


Santiago Air Pollution: Smog Chokes Chile’s Capital 

Warsaw, Poland’s capital, has seen progress in air pollution control stall, raising concerns about public health and environmental sustainability. Authorities report that efforts to reduce emissions from traffic, industry, and residential heating are facing challenges, slowing down the improvement of air quality.


Poland Air Pollution: Progress in Pollution Control Comes to a Halt in Warsaw

China's fight against air pollution led to the reduction of aerosols in the environment, but that consequently had an unexpected impact on the Arctic ice. A pollution shield prevented warm air from travelling north. But when it vanished, the reality was revealed.

China's win on air pollution unleashed an environmental monster, study finds

Mumbai’s worsening air pollution has drawn judicial scrutiny, with courts pulling up civic bodies including the Brihanmumbai Municipal Corporation and Navi Mumbai Municipal Corporation over failure to curb pollution levels. The court has sought accountability as air quality continues to deteriorate across the Mumbai metropolitan region.


Mumbai Air Pollution: BMC, NMMC Face Judicial Heat Over Rising Smog | WION Climate Tracker

Air pollution levels have surged in Bosnia and Herzegovina, with the capital Sarajevo waking up to dense smog blanketing large parts of the city. Authorities issued health warnings as poor air quality raised concerns for children, the elderly and people with respiratory conditions.

Pollution Spikes In Bosnia As Sarajevo Wakes Up Under Thick Smog | WION Climate Tracker 

Doctors have warned that continuous exposure to winter air pollution can have a long-term impact on lung health and immunity, with effects that often go unnoticed until major damage has been done to the body.

Does repeated exposure to winter air pollution weaken lung capacity and immunity? Doctors reveal SHOCKING truths

Air pollution levels have worsened across North and East India as dense fog and smog once again blanket Delhi. Poor air quality has reduced visibility, disrupted transport, and raised health concerns, with authorities urging caution as AQI levels remain in the poor to very poor category across several regions.

Delhi AQI: Delhi Pollution Rises Again, AQI Slips Close to 'Severe' Category

Earth's growing heat imbalance a new scientific study reveals a surprising twist in the way our planet is warming...

While air pollution has long been blamed for climate change, ---

Researchers now say the biggest driver of earth’s growing heat imbalance may actually lie in changes to cloud behavior...

Study: Earth Absorbing More Solar Energy

The Delhi government has announced a series of strict measures aimed at tackling the city’s worsening pollution crisis. These include policies to limit emissions, enforce stricter regulations, and improve air quality. Residents and authorities are closely watching how effective these steps will be in combating Delhi’s chronic pollution problem.

Delhi Air Crisis: Government Vows to Implement Strict Measures to Control Pollution 

Breathing the air in India’s capital now comes at a deadly cost. New data from the Global Burden of Disease 2023 shows that air pollution was linked to nearly 15 percent of all deaths in Delhi, making toxic smog the city’s single biggest health risk. An estimated 17,188 lives were lost in 2023 due to poor air quality, surpassing deaths caused by high blood pressure and diabetes.

But polluted air is not the only silent killer. Delhi’s hazardous roads, low visibility due to smog, reckless driving, and traffic congestion continue to fuel deadly accidents. This video examines how toxic air, dangerous roads, and policy failures have turned daily life in Delhi into a public health and safety crisis.

Different Ways To Die In Delhi: Toxic Smog, Killer Roads, No Solution In Sight

Delhi’s Air Quality Index (AQI) has crossed 400, entering the hazardous category. In response, authorities have mandated hybrid classes for students up to Class 9 and Class 11. Essential services have been exempted from vehicle restrictions to ensure continuity of critical operations amid the severe pollution crisis.

Delhi AQI Crosses 400: Hybrid Classes Mandated, Essential Services Exempted

Air, water, chemical and noise pollution are quietly cutting years from human life, raising risks of heart disease, cancer and infections. New findings reveal how tiny particles and toxins enter the body and harm organs, stressing the need for cleaner environments.


10 ways pollution is secretly shortening human lifespans

India’s pollution ranking places Delhi at the top with hazardous air, followed by Ghaziabad and New Delhi. Several smaller towns, including Kultali, Kishanganj, Sodepur, Madhyamgram and Titagarh, also report dangerous AQI levels. Let's check all the top 8 most polluted cities.

National Pollution Control Day 2025: Delhi, Noida, Ghaziabad— Which Indian cities recorded worst AQI? Check full list

Kiran Bedi had directly appealed to Prime Minister Modi, urging him to intervene to resolve the persistent air crisis in the national capital.

Delhi air crisis: Kiran Bedi seeks white paper to fix accountability; demands banning air purifiers in govt offices

Recent reports from Delhi-NCR hospitals confirm a significant surge in patients with respiratory and eye ailments, leading to a public health emergency as severe air pollution persists


Delhi Air pollution: Reports suggest hospitals see surge in respiratory illness complaints

While over- and continuous exposure to air pollutants can cause irreversible lung damage and are a risk factor for chronic inflammatory lung disorders such as COPD, it is not a direct cause of asthma.

What is indoor pollution, and how can it worsen your Asthma?

Supreme Court seeks details on Delhi’s AQI monitoring equipment amid manipulation charges, Centre argues tools used in Capital are among the best in the world 


Air Pollution: SC refuses blanket restrictions, Seeks Delhi govt affidavit on AQI monitoring equipment amid data manipulation charges

Global fossil fuel emissions are projected to hit a record high in 2025, nearing 38.1 billion tonnes, according to the Global Carbon Budget report. Scientists warn the world has just four years of carbon budget left to stay under 1.5°C, calling current global climate efforts “impossible.”


The world is running out of time: Global fossil fuel emissions to hit record high in 2025, warns new study

Delhi's air quality reached hazardous levels as the Air Quality Index (AQI) breached the 400 mark, triggering Stage III of the Graded Response Action Plan (GRAP-III) implemented by the Commission for Air Quality Management (CAQM). This “Severe” category pollution led to immediate bans on non-essential construction, demolition, and mining activities, alongside restrictions on older diesel and petrol vehicles (BS-III and BS-IV). 


Delhi: AQI Breaches 400-mark in India's National Capital, Grap-III Measures Implemented

Delhi Air Pollution: Delhi continues to suffer a toxic smog layer as its air quality remains in the "very poor" to "severe" category. The city witnessed another day enveloped by thick haze, with the Air Quality Index (AQI) ranging above 350 in most areas, and some stations like Bawana recording levels exceeding 400, which is classified as "severe." 

Delhi Air Pollution: Delhi Witnesses Toxic Layer of Smog for Another Day

A bench headed by outgoing Chief Justice BR Gavai directed the Commission for Air Quality Management (CAQM) and the Central Pollution Control Board (CPCB) to file a detailed report on their efforts to improve Delhi's air quality.

SHOCKING! 'Only 9 of 37 air monitor stations were active on Diwali': Delhi's air pollution data out

Several major cities are grappling with an alarming poor quality of air; some cities consistently perform poorly in the air quality. Here are the top 10 most polluted cities with the poorest air quality in the world

World pollution rankings 2025: Top 10 most polluted cities in the world

Do you know which countries have the best air quality in 2025? Explore 10 countries where air is cleanest and know why these nations lead in keeping the environment fresh and safe.

Where will you find the cleanest air in the world? Is India on the list?

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