WEEKLY REPORTS
Air quality blog
Auto-generated weekly snapshots of global air quality. Top 10 most polluted, cleanest, and biggest week-over-week changes.
September 7, 2026
Global Air Quality Update - Week of September 7, 2026
Riyadh hits AQI 971 this week. La Paz stays cleanest at 17. Global average 66.
September 3, 2026
Delhi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Delhi, India.
September 3, 2026
Bangkok Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bangkok, Thailand.
September 2, 2026
Mumbai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Mumbai, India.
September 1, 2026
Beijing Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Beijing, China.
August 31, 2026
Shanghai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Shanghai, China.
August 31, 2026
Global Air Quality Update - Week of August 31, 2026
Riyadh hits AQI 975 this week. Quito stays cleanest at 10. Global average 67.
August 30, 2026
Seoul Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Seoul, South Korea.
August 30, 2026
Tokyo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tokyo, Japan.
August 29, 2026
Jakarta Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Jakarta, Indonesia.
August 29, 2026
Wildfire Smoke Survival Guide: What Actually Protects You
Wildfire smoke can push AQI past 500. Here's what works (HEPA, N95, indoor refuge) and what's a waste of money. Plus the 24-hour exposure plan.
August 28, 2026
Dhaka Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Dhaka, Bangladesh.
August 27, 2026
Karachi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Karachi, Pakistan.
August 26, 2026
Lahore Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lahore, Pakistan.
August 25, 2026
Hanoi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hanoi, Vietnam.
August 25, 2026
Ho Chi Minh City Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Ho Chi Minh City, Vietnam.
August 25, 2026
How to Protect Kids From Air Pollution (Pediatrician-Sourced Guide)
Children inhale more air per kg of body weight than adults and have developing lungs. Here are 9 evidence-based steps to lower their air pollution exposure.
August 25, 2026
Can You Reverse Air Pollution Damage? An Evidence-Based Recovery Guide
Long-term PM2.5 exposure causes oxidative stress, inflammation, and tissue damage. Here is what the research says about recovery: HEPA filtration, antioxidants, exercise, sauna, and hyperbaric oxygen therapy.
August 24, 2026
Singapore Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Singapore, Singapore.
August 24, 2026
Global Air Quality Update - Week of August 24, 2026
Riyadh hits AQI 1118 this week. Quito stays cleanest at 15. Global average 70.
August 23, 2026
Kuala Lumpur Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kuala Lumpur, Malaysia.
August 22, 2026
Manila Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Manila, Philippines.
August 21, 2026
Colombo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Colombo, Sri Lanka.
August 21, 2026
How to Choose an Air Purifier (2026 Buyer's Guide)
The HEPA-or-not question, CADR ratings explained, room sizing math, and the 5 features that actually matter when buying an air purifier in 2026.
August 20, 2026
Kathmandu Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kathmandu, Nepal.
August 20, 2026
Kabul Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kabul, Afghanistan.
August 19, 2026
Tehran Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tehran, Iran.
August 18, 2026
Istanbul Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Istanbul, Turkey.
August 17, 2026
Moscow Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Moscow, Russia.
August 17, 2026
Why Is Delhi's Air Quality So Bad? The 5 Real Causes
Delhi consistently ranks as one of the most polluted megacities on Earth. The causes are specific and well-documented: stubble burning, vehicles, industry, geography, and policy.
August 17, 2026
Global Air Quality Update - Week of August 17, 2026
Riyadh hits AQI 428 this week. La Paz stays cleanest at 10. Global average 65.
August 16, 2026
London Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in London, United Kingdom.
August 15, 2026
Paris Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Paris, France.
August 15, 2026
Berlin Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Berlin, Germany.
August 14, 2026
Madrid Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Madrid, Spain.
August 13, 2026
Rome Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Rome, Italy.
August 13, 2026
What Is PM2.5? Health Effects, Sources, and How to Reduce Exposure
PM2.5 is the most dangerous air pollutant for human health. Here's what it is, where it comes from, and 7 evidence-based ways to reduce your exposure today.
August 12, 2026
Warsaw Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Warsaw, Poland.
August 11, 2026
Krakow Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Krakow, Poland.
August 10, 2026
Bucharest Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bucharest, Romania.
August 10, 2026
Budapest Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Budapest, Hungary.
August 10, 2026
Global Air Quality Update - Week of August 10, 2026
Riyadh hits AQI 1210 this week. La Paz stays cleanest at 12. Global average 67.
August 9, 2026
Athens Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Athens, Greece.
August 8, 2026
Cairo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Cairo, Egypt.
August 7, 2026
Lagos Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lagos, Nigeria.
August 6, 2026
Nairobi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Nairobi, Kenya.
August 5, 2026
Cape Town Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Cape Town, South Africa.
August 5, 2026
Johannesburg Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Johannesburg, South Africa.
August 4, 2026
Addis Ababa Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Addis Ababa, Ethiopia.
August 3, 2026
Accra Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Accra, Ghana.
August 3, 2026
Global Air Quality Update - Week of August 3, 2026
Riyadh hits AQI 1275 this week. Oslo stays cleanest at 18. Global average 74.
August 2, 2026
Casablanca Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Casablanca, Morocco.
August 1, 2026
New York Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in New York, United States.
July 31, 2026
Los Angeles Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Los Angeles, United States.
July 31, 2026
Chicago Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chicago, United States.
July 30, 2026
Houston Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Houston, United States.
July 29, 2026
Mexico City Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Mexico City, Mexico.
July 28, 2026
Sao Paulo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Sao Paulo, Brazil.
July 27, 2026
Rio de Janeiro Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Rio de Janeiro, Brazil.
July 27, 2026
Global Air Quality Update - Week of July 27, 2026
Riyadh hits AQI 1651 this week. Quito stays cleanest at 18. Global average 72.
July 26, 2026
Buenos Aires Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Buenos Aires, Argentina.
July 26, 2026
Lima Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lima, Peru.
July 25, 2026
Bogota Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bogota, Colombia.
July 24, 2026
Santiago Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Santiago, Chile.
July 23, 2026
Sydney Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Sydney, Australia.
July 22, 2026
Melbourne Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Melbourne, Australia.
July 22, 2026
Auckland Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Auckland, New Zealand.
July 21, 2026
Chiang Mai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chiang Mai, Thailand.
July 20, 2026
Chiang Rai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chiang Rai, Thailand.
July 20, 2026
Global Air Quality Update - Week of July 20, 2026
Riyadh hits AQI 1027 this week. Cali stays cleanest at 15. Global average 74.
July 19, 2026
Pattaya Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Pattaya, Thailand.
July 18, 2026
Phuket Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Phuket, Thailand.
July 17, 2026
Kyoto Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kyoto, Japan.
July 17, 2026
Osaka Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Osaka, Japan.
July 16, 2026
Guangzhou Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Guangzhou, China.
July 15, 2026
Shenzhen Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Shenzhen, China.
July 14, 2026
Chengdu Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chengdu, China.
July 13, 2026
Wuhan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Wuhan, China.
July 13, 2026
Global Air Quality Update - Week of July 13, 2026
Riyadh hits AQI 841 this week. Quito stays cleanest at 11. Global average 67.
July 12, 2026
Tianjin Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tianjin, China.
July 12, 2026
Xian Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Xian, China.
July 11, 2026
Hangzhou Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hangzhou, China.
July 10, 2026
Nanjing Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Nanjing, China.
July 9, 2026
Harbin Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Harbin, China.
July 8, 2026
Kunming Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kunming, China.
July 7, 2026
Qingdao Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Qingdao, China.
July 7, 2026
Phnom Penh Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Phnom Penh, Cambodia.
July 6, 2026
Vientiane Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Vientiane, Laos.
July 6, 2026
Global Air Quality Update - Week of July 6, 2026
Riyadh hits AQI 1016 this week. La Paz stays cleanest at 11. Global average 60.
July 5, 2026
Yangon Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Yangon, Myanmar.
July 4, 2026
Mandalay Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Mandalay, Myanmar.
July 3, 2026
Naypyidaw Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Naypyidaw, Myanmar.
July 2, 2026
Bandung Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bandung, Indonesia.
July 2, 2026
Surabaya Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Surabaya, Indonesia.
July 1, 2026
Medan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Medan, Indonesia.
June 30, 2026
Bali Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bali, Indonesia.
June 29, 2026
Cebu City Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Cebu City, Philippines.
June 29, 2026
Global Air Quality Update - Week of June 29, 2026
Riyadh hits AQI 583 this week. Quito stays cleanest at 7. Global average 62.
June 28, 2026
Davao Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Davao, Philippines.
June 27, 2026
Johor Bahru Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Johor Bahru, Malaysia.
June 27, 2026
Penang Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Penang, Malaysia.
June 26, 2026
Kolkata Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kolkata, India.
June 25, 2026
Chennai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chennai, India.
June 24, 2026
Bengaluru Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bengaluru, India.
June 23, 2026
Hyderabad Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hyderabad, India.
June 22, 2026
Ahmedabad Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Ahmedabad, India.
June 22, 2026
Pune Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Pune, India.
June 22, 2026
Global Air Quality Update - Week of June 22, 2026
Riyadh hits AQI 480 this week. Quito stays cleanest at 16. Global average 61.
June 21, 2026
Jaipur Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Jaipur, India.
June 20, 2026
Lucknow Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lucknow, India.
June 19, 2026
Kanpur Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kanpur, India.
June 18, 2026
Surat Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Surat, India.
June 17, 2026
Islamabad Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Islamabad, Pakistan.
June 17, 2026
Faisalabad Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Faisalabad, Pakistan.
June 16, 2026
Chittagong Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Chittagong, Bangladesh.
June 15, 2026
Pokhara Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Pokhara, Nepal.
June 15, 2026
Global Air Quality Update - Week of June 15, 2026
Riyadh hits AQI 264 this week. Quito stays cleanest at 13. Global average 60.
June 14, 2026
Dubai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Dubai, UAE.
June 13, 2026
Abu Dhabi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Abu Dhabi, UAE.
June 12, 2026
Riyadh Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Riyadh, Saudi Arabia.
June 12, 2026
Jeddah Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Jeddah, Saudi Arabia.
June 11, 2026
Kuwait City Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kuwait City, Kuwait.
June 10, 2026
Doha Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Doha, Qatar.
June 9, 2026
Muscat Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Muscat, Oman.
June 8, 2026
Amman Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Amman, Jordan.
June 8, 2026
Beirut Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Beirut, Lebanon.
June 8, 2026
Global Air Quality Update - Week of June 8, 2026
Riyadh hits AQI 861 this week. Cali stays cleanest at 13. Global average 65.
June 7, 2026
Baghdad Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Baghdad, Iraq.
June 6, 2026
Tel Aviv Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tel Aviv, Israel.
June 5, 2026
Ankara Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Ankara, Turkey.
June 4, 2026
Izmir Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Izmir, Turkey.
June 3, 2026
Khartoum Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Khartoum, Sudan.
June 3, 2026
Dakar Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Dakar, Senegal.
June 2, 2026
Abidjan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Abidjan, Ivory Coast.
June 1, 2026
Kinshasa Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kinshasa, DR Congo.
June 1, 2026
Global Air Quality Update - Week of June 1, 2026
Riyadh hits AQI 1399 this week. Quito stays cleanest at 10. Global average 74.
May 31, 2026
Luanda Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Luanda, Angola.
May 30, 2026
Dar es Salaam Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Dar es Salaam, Tanzania.
May 29, 2026
Kampala Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kampala, Uganda.
May 29, 2026
Kigali Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kigali, Rwanda.
May 28, 2026
Lusaka Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lusaka, Zambia.
May 27, 2026
Harare Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Harare, Zimbabwe.
May 26, 2026
Antananarivo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Antananarivo, Madagascar.
May 25, 2026
Algiers Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Algiers, Algeria.
May 25, 2026
Global Air Quality Update - Week of May 25, 2026
Jeddah hits AQI 1425 this week. Quito stays cleanest at 12. Global average 75.
May 24, 2026
Tunis Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tunis, Tunisia.
May 24, 2026
Tripoli Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tripoli, Libya.
May 23, 2026
Amsterdam Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Amsterdam, Netherlands.
May 22, 2026
Brussels Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Brussels, Belgium.
May 21, 2026
Vienna Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Vienna, Austria.
May 20, 2026
Stockholm Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Stockholm, Sweden.
May 19, 2026
Copenhagen Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Copenhagen, Denmark.
May 19, 2026
Oslo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Oslo, Norway.
May 18, 2026
Helsinki Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Helsinki, Finland.
May 18, 2026
Global Air Quality Update - Week of May 18, 2026
Riyadh hits AQI 1642 this week. La Paz stays cleanest at 11. Global average 80.
May 17, 2026
Lisbon Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Lisbon, Portugal.
May 16, 2026
Barcelona Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Barcelona, Spain.
May 15, 2026
Milan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Milan, Italy.
May 14, 2026
Naples Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Naples, Italy.
May 14, 2026
Munich Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Munich, Germany.
May 13, 2026
Hamburg Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hamburg, Germany.
May 12, 2026
Prague Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Prague, Czech Republic.
May 11, 2026
Bratislava Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Bratislava, Slovakia.
May 11, 2026
Global Air Quality Update - Week of May 11, 2026
Riyadh hits AQI 1001 this week. La Paz stays cleanest at 12. Global average 72.
May 10, 2026
Ljubljana Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Ljubljana, Slovenia.
May 9, 2026
Zagreb Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Zagreb, Croatia.
May 9, 2026
Sofia Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Sofia, Bulgaria.
May 8, 2026
Riga Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Riga, Latvia.
May 7, 2026
Vilnius Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Vilnius, Lithuania.
May 6, 2026
Tallinn Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tallinn, Estonia.
May 5, 2026
Minsk Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Minsk, Belarus.
May 4, 2026
Kiev Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kiev, Ukraine.
May 4, 2026
Kharkiv Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Kharkiv, Ukraine.
May 4, 2026
Global Air Quality Update - Week of May 4, 2026
Jeddah hits AQI 1022 this week. Quito stays cleanest at 11. Global average 67.
May 3, 2026
Belgrade Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Belgrade, Serbia.
May 2, 2026
Sarajevo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Sarajevo, Bosnia.
May 1, 2026
Tirana Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tirana, Albania.
April 30, 2026
Skopje Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Skopje, North Macedonia.
April 30, 2026
Baku Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Baku, Azerbaijan.
April 29, 2026
Tbilisi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tbilisi, Georgia.
April 28, 2026
Yerevan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Yerevan, Armenia.
April 28, 2026
Global Air Quality Update - Week of April 28, 2026
Inaugural weekly air quality snapshot. Jeddah ranks #1 most polluted at AQI 1886. Global average 81.
April 27, 2026
Saint Petersburg Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Saint Petersburg, Russia.
April 26, 2026
Novosibirsk Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Novosibirsk, Russia.
April 25, 2026
Yekaterinburg Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Yekaterinburg, Russia.
April 25, 2026
Almaty Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Almaty, Kazakhstan.
April 24, 2026
Nur-Sultan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Nur-Sultan, Kazakhstan.
April 23, 2026
Tashkent Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Tashkent, Uzbekistan.
April 22, 2026
Phoenix Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Phoenix, United States.
April 21, 2026
Philadelphia Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Philadelphia, United States.
April 20, 2026
San Antonio Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in San Antonio, United States.
April 20, 2026
San Diego Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in San Diego, United States.
April 19, 2026
Dallas Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Dallas, United States.
April 18, 2026
San Francisco Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in San Francisco, United States.
April 17, 2026
Seattle Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Seattle, United States.
April 16, 2026
Denver Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Denver, United States.
April 15, 2026
Boston Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Boston, United States.
April 15, 2026
Miami Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Miami, United States.
April 14, 2026
Atlanta Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Atlanta, United States.
April 13, 2026
Toronto Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Toronto, Canada.
April 12, 2026
Vancouver Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Vancouver, Canada.
April 11, 2026
Montreal Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Montreal, Canada.
April 10, 2026
Calgary Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Calgary, Canada.
April 10, 2026
Guadalajara Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Guadalajara, Mexico.
April 9, 2026
Monterrey Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Monterrey, Mexico.
April 8, 2026
Medellin Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Medellin, Colombia.
April 7, 2026
Cali Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Cali, Colombia.
April 6, 2026
Caracas Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Caracas, Venezuela.
April 5, 2026
La Paz Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in La Paz, Bolivia.
April 5, 2026
Quito Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Quito, Ecuador.
April 4, 2026
Asuncion Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Asuncion, Paraguay.
April 3, 2026
Montevideo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Montevideo, Uruguay.
April 2, 2026
Belo Horizonte Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Belo Horizonte, Brazil.
April 1, 2026
Brasilia Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Brasilia, Brazil.
March 31, 2026
Salvador Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Salvador, Brazil.
March 31, 2026
Fortaleza Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Fortaleza, Brazil.
March 30, 2026
Manaus Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Manaus, Brazil.
March 29, 2026
Havana Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Havana, Cuba.
March 28, 2026
Santo Domingo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Santo Domingo, Dominican Republic.
March 27, 2026
San Jose Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in San Jose, Costa Rica.
March 26, 2026
Guatemala City Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Guatemala City, Guatemala.
March 26, 2026
Brisbane Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Brisbane, Australia.
March 25, 2026
Perth Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Perth, Australia.
March 24, 2026
Adelaide Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Adelaide, Australia.
March 23, 2026
Wellington Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Wellington, New Zealand.
March 22, 2026
Christchurch Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Christchurch, New Zealand.
March 21, 2026
Port Moresby Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Port Moresby, Papua New Guinea.
March 21, 2026
Nagoya Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Nagoya, Japan.
March 20, 2026
Fukuoka Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Fukuoka, Japan.
March 19, 2026
Sapporo Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Sapporo, Japan.
March 18, 2026
Hiroshima Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hiroshima, Japan.
March 17, 2026
Busan Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Busan, South Korea.
March 17, 2026
Incheon Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Incheon, South Korea.
March 16, 2026
Daegu Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Daegu, South Korea.
March 15, 2026
Pyongyang Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Pyongyang, North Korea.
March 14, 2026
Hat Yai Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hat Yai, Thailand.
March 13, 2026
Khon Kaen Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Khon Kaen, Thailand.
March 12, 2026
Udon Thani Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Udon Thani, Thailand.
March 12, 2026
Nakhon Ratchasima Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Nakhon Ratchasima, Thailand.
March 11, 2026
Rayong Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Rayong, Thailand.
March 10, 2026
Hua Hin Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Hua Hin, Thailand.
March 9, 2026
Koh Samui Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Koh Samui, Thailand.
March 8, 2026
Krabi Air Quality Guide
Sources, seasonal patterns, and health implications of air quality in Krabi, Thailand.