OpenAQ
@openaq.org
We're a non-profit fighting #airinequality by harmonizing disparate AQ #opendata and convening community. Join Slack: https://link.openaq.org/joinslack
Pakistan’s new 160-node sensor network is turning data into action—openly shared via OpenAQ. Transparency, collaboration, and urgency are reshaping the fight for clean air. Read more: link.openaq.org/urban-unit-p...
The Power of a Large Air Sensor Network in Pakistan
An OpenAQ Community Impact Story by Matt Lane
link.openaq.org
December 4, 2025 at 1:52 PM
Pakistan’s new 160-node sensor network is turning data into action—openly shared via OpenAQ. Transparency, collaboration, and urgency are reshaping the fight for clean air. Read more: link.openaq.org/urban-unit-p...
Do you believe, like Dr. Hodoli, that air quality data is a public good? In our last #GivingTuesday post, we ask you to consider a year-end contribution to OpenAQ: secure.givelively.org/donate/opena...
December 3, 2025 at 12:39 AM
Do you believe, like Dr. Hodoli, that air quality data is a public good? In our last #GivingTuesday post, we ask you to consider a year-end contribution to OpenAQ: secure.givelively.org/donate/opena...
OpenAQ's Clean Air Community Ambassador Program empowers the next generation of changemakers to tackle the global air pollution epidemic. Help us deliver this unique leadership training program by making a donation this #GivingTuesday or any day at: secure.givelively.org/donate/opena...
December 2, 2025 at 9:52 PM
OpenAQ's Clean Air Community Ambassador Program empowers the next generation of changemakers to tackle the global air pollution epidemic. Help us deliver this unique leadership training program by making a donation this #GivingTuesday or any day at: secure.givelively.org/donate/opena...
OpenAQ is proud to be the world's largest open-source, open-access database of air quality measurements critical for research, communications and policy. You can support our efforts this #GivingTuesday and beyond at secure.givelively.org/donate/opena...
December 2, 2025 at 6:57 PM
OpenAQ is proud to be the world's largest open-source, open-access database of air quality measurements critical for research, communications and policy. You can support our efforts this #GivingTuesday and beyond at secure.givelively.org/donate/opena...
This #GivingTuesday, we invite you to support OpenAQ in providing essential infrastructure for the pursuit of clean, healthy air. Contribute at: secure.givelively.org/donate/opena...
December 2, 2025 at 2:56 PM
This #GivingTuesday, we invite you to support OpenAQ in providing essential infrastructure for the pursuit of clean, healthy air. Contribute at: secure.givelively.org/donate/opena...
🚀 New OpenAQ R Package Release v0.9.0: Read the changelog at https://github.com/openaq/openaq-r/releases/tag/v0.9.0
Release v0.9.0 · openaq/openaq-r · GitHub
Added
added additional validation to validate API key
added additional tests
github.com
November 21, 2025 at 8:09 PM
🚀 New OpenAQ R Package Release v0.9.0: Read the changelog at https://github.com/openaq/openaq-r/releases/tag/v0.9.0
This #WorldChildrensDay, let's remember how important #CleanAir is for children. As pediatric infectious disease specialist Dr. Paul Lewis (Oregon, U.S.) stated, “Children are like hummingbirds; they breathe quickly and, for their size, end up with more #pollution in their lungs than adults.”
November 20, 2025 at 3:12 PM
This #WorldChildrensDay, let's remember how important #CleanAir is for children. As pediatric infectious disease specialist Dr. Paul Lewis (Oregon, U.S.) stated, “Children are like hummingbirds; they breathe quickly and, for their size, end up with more #pollution in their lungs than adults.”
Reposted by OpenAQ
For the first time, #SoGA2025 includes air pollution's impact on dementia.
Growing evidence suggests poor #AirQuality can progress and worsen neurological diseases - diminishing people's quality of life and causing premature death. @heisoga.bsky.social
Read the report: https://bit.ly/42PslPQ
Growing evidence suggests poor #AirQuality can progress and worsen neurological diseases - diminishing people's quality of life and causing premature death. @heisoga.bsky.social
Read the report: https://bit.ly/42PslPQ
November 3, 2025 at 8:03 AM
For the first time, #SoGA2025 includes air pollution's impact on dementia.
Growing evidence suggests poor #AirQuality can progress and worsen neurological diseases - diminishing people's quality of life and causing premature death. @heisoga.bsky.social
Read the report: https://bit.ly/42PslPQ
Growing evidence suggests poor #AirQuality can progress and worsen neurological diseases - diminishing people's quality of life and causing premature death. @heisoga.bsky.social
Read the report: https://bit.ly/42PslPQ
This #AirQualityMonitoring project in Côte d’Ivoire, supported by the EPIC Air Quality Fund, has an innovative approach: deploying sensors at pharmacies to ensure consistent power & increased security (and because pharmacists are trusted messengers). link.openaq.org/AQ54
#AirPollution #DataforGood
#AirPollution #DataforGood
“Data for Good” in Côte d’Ivoire
An OpenAQ Community Impact Story by Matt Lane
link.openaq.org
November 4, 2025 at 4:50 PM
This #AirQualityMonitoring project in Côte d’Ivoire, supported by the EPIC Air Quality Fund, has an innovative approach: deploying sensors at pharmacies to ensure consistent power & increased security (and because pharmacists are trusted messengers). link.openaq.org/AQ54
#AirPollution #DataforGood
#AirPollution #DataforGood
Reposted by OpenAQ
Our 2025 Community Survey is now open! Got a suggestion, comment, feedback, or testimonial about our platform? This is the perfect place for it:
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
October 28, 2025 at 2:13 PM
Our 2025 Community Survey is now open! Got a suggestion, comment, feedback, or testimonial about our platform? This is the perfect place for it:
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
We are pleased to welcome Dr. Rose Alani (from the University of Lagos in Nigeria) to our Advisory Board. She has extensive experience in air quality and environmental research. Welcome, Rose!
October 30, 2025 at 1:58 PM
We are pleased to welcome Dr. Rose Alani (from the University of Lagos in Nigeria) to our Advisory Board. She has extensive experience in air quality and environmental research. Welcome, Rose!
We are now accepting applications for the 2026 OpenAQ Clean Air Community Ambassador Program!
This annual program supports 10 emerging air quality leaders in low- and middle-income countries to advocate for clean air.
Learn more about eligibility and apply 👇🏽
ambassadors.openaq.org/apply
This annual program supports 10 emerging air quality leaders in low- and middle-income countries to advocate for clean air.
Learn more about eligibility and apply 👇🏽
ambassadors.openaq.org/apply
OpenAQ Community Ambassador Program Details
A global ambassador program training leaders in low- and middle-income countries to fight air pollution through data, science, and community action.
ambassadors.openaq.org
October 30, 2025 at 1:54 PM
We are now accepting applications for the 2026 OpenAQ Clean Air Community Ambassador Program!
This annual program supports 10 emerging air quality leaders in low- and middle-income countries to advocate for clean air.
Learn more about eligibility and apply 👇🏽
ambassadors.openaq.org/apply
This annual program supports 10 emerging air quality leaders in low- and middle-income countries to advocate for clean air.
Learn more about eligibility and apply 👇🏽
ambassadors.openaq.org/apply
1/4 of strokes are linked to air pollution! See the impacts of air pollution on noncommunicable diseases: www.stateofglobalair.org/hap/noncommu...
Learn how air pollution impacts cerebral blood flow: www.ahajournals.org/doi/full/10....
#SoGA2025 #ActOnNCDs #WorldStrokeDay
Learn how air pollution impacts cerebral blood flow: www.ahajournals.org/doi/full/10....
#SoGA2025 #ActOnNCDs #WorldStrokeDay
October 29, 2025 at 1:34 PM
1/4 of strokes are linked to air pollution! See the impacts of air pollution on noncommunicable diseases: www.stateofglobalair.org/hap/noncommu...
Learn how air pollution impacts cerebral blood flow: www.ahajournals.org/doi/full/10....
#SoGA2025 #ActOnNCDs #WorldStrokeDay
Learn how air pollution impacts cerebral blood flow: www.ahajournals.org/doi/full/10....
#SoGA2025 #ActOnNCDs #WorldStrokeDay
Our 2025 Community Survey is now open! Got a suggestion, comment, feedback, or testimonial about our platform? This is the perfect place for it:
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
October 28, 2025 at 2:13 PM
Our 2025 Community Survey is now open! Got a suggestion, comment, feedback, or testimonial about our platform? This is the perfect place for it:
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
link.openaq.org/2025communit... (leads to a Qualtrics survey).
Estimated to take about 10 minutes to answer. Thank you!
Welcome to our Advisory Board, Nikesh!
Nikesh Balami is the Co-founder and CEO of Open Knowledge Nepal - @openknowledgenp.bsky.social - a nonprofit civic tech organization. He is a civic entrepreneur, an open data advocate and a tech researcher.
Nikesh Balami is the Co-founder and CEO of Open Knowledge Nepal - @openknowledgenp.bsky.social - a nonprofit civic tech organization. He is a civic entrepreneur, an open data advocate and a tech researcher.
October 27, 2025 at 7:30 PM
Welcome to our Advisory Board, Nikesh!
Nikesh Balami is the Co-founder and CEO of Open Knowledge Nepal - @openknowledgenp.bsky.social - a nonprofit civic tech organization. He is a civic entrepreneur, an open data advocate and a tech researcher.
Nikesh Balami is the Co-founder and CEO of Open Knowledge Nepal - @openknowledgenp.bsky.social - a nonprofit civic tech organization. He is a civic entrepreneur, an open data advocate and a tech researcher.
This #OpenAccessWeek, we reflect on how access to #AirQuality data shapes our collective ability to understand & reduce #AirPollution. When data are open, research flourishes, collaboration grows & communities can take informed action.
#OAWeek #OpenScience #OpenAccess #OpenResearch #KnowledgeEquity
#OAWeek #OpenScience #OpenAccess #OpenResearch #KnowledgeEquity
Who Owns Our Knowledge? Why Open Air Quality Data Matters More Than Ever
Every October, Open Access Week invites us to reflect on how knowledge is shared and who gets to access it. This year’s theme, “Who Owns…
link.openaq.org
October 21, 2025 at 4:21 PM
This #OpenAccessWeek, we reflect on how access to #AirQuality data shapes our collective ability to understand & reduce #AirPollution. When data are open, research flourishes, collaboration grows & communities can take informed action.
#OAWeek #OpenScience #OpenAccess #OpenResearch #KnowledgeEquity
#OAWeek #OpenScience #OpenAccess #OpenResearch #KnowledgeEquity
DYK that bone health is linked to #airpollution? Air pollution triggers an inflammatory response in bones, leading to degeneration & diseases like #osteoporosis. (Air Pollution and Osteoporosis: link.springer.com/article/10.1...)
Let’s reduce air pollution to protect our bones! #WorldOsteoporosisDay
Let’s reduce air pollution to protect our bones! #WorldOsteoporosisDay
October 20, 2025 at 2:15 PM
DYK that bone health is linked to #airpollution? Air pollution triggers an inflammatory response in bones, leading to degeneration & diseases like #osteoporosis. (Air Pollution and Osteoporosis: link.springer.com/article/10.1...)
Let’s reduce air pollution to protect our bones! #WorldOsteoporosisDay
Let’s reduce air pollution to protect our bones! #WorldOsteoporosisDay
🚀 New OpenAQ R Package Release v0.8.0: Read the changelog at https://github.com/openaq/openaq-r/releases/tag/v0.8.0
Release v0.8.0 · openaq/openaq-r · GitHub
Changed
added additional validation to validate_numeric_vectors to prevent out of bounds integers and doubles
added additional validation to restrict radius parameters to fit within max value of 2...
github.com
October 10, 2025 at 8:28 PM
🚀 New OpenAQ R Package Release v0.8.0: Read the changelog at https://github.com/openaq/openaq-r/releases/tag/v0.8.0
#ThrowbackThursday! Winter 2016 - 12 OpenAQ Community members from 10 countries + anonymous co-authors shared OpenAQ’s view on the importance & power of open air quality data in the Clean Air Journal.
"To combat air inequality, governments & researchers must open their data." bit.ly/48R7vDu
"To combat air inequality, governments & researchers must open their data." bit.ly/48R7vDu
To combat air inequality, governments and researchers must open their data
bit.ly
October 9, 2025 at 12:21 PM
#ThrowbackThursday! Winter 2016 - 12 OpenAQ Community members from 10 countries + anonymous co-authors shared OpenAQ’s view on the importance & power of open air quality data in the Clean Air Journal.
"To combat air inequality, governments & researchers must open their data." bit.ly/48R7vDu
"To combat air inequality, governments & researchers must open their data." bit.ly/48R7vDu
Reposted by OpenAQ
Visualising historical changes in air pollution with the Air Quality Stripes
Website: airqualitystripes.info
And paper led by @kirstypringle.bsky.social and @jimmcquaid.bsky.social now published which visualises trends in air quality across many global cities: gc.copernicus.org/articles/8/2...
Website: airqualitystripes.info
And paper led by @kirstypringle.bsky.social and @jimmcquaid.bsky.social now published which visualises trends in air quality across many global cities: gc.copernicus.org/articles/8/2...
Visualising historical changes in air pollution with the Air Quality Stripes
Abstract. This paper introduces the Air Quality Stripes, a data visualisation project which presents historical changes in outdoor particulate matter air pollution (PM2.5) concentrations across major ...
gc.copernicus.org
October 1, 2025 at 9:57 AM
Visualising historical changes in air pollution with the Air Quality Stripes
Website: airqualitystripes.info
And paper led by @kirstypringle.bsky.social and @jimmcquaid.bsky.social now published which visualises trends in air quality across many global cities: gc.copernicus.org/articles/8/2...
Website: airqualitystripes.info
And paper led by @kirstypringle.bsky.social and @jimmcquaid.bsky.social now published which visualises trends in air quality across many global cities: gc.copernicus.org/articles/8/2...
Reposted by OpenAQ
Some good news.
London is meeting legal limits for toxic NO2 pollution for the first time – almost 200 years earlier than predicted – following the Mayor’s "world leading air pollution policies," City Hall announces.
The Ultra Low Emissions Zone - and similar policies - really do work.
London is meeting legal limits for toxic NO2 pollution for the first time – almost 200 years earlier than predicted – following the Mayor’s "world leading air pollution policies," City Hall announces.
The Ultra Low Emissions Zone - and similar policies - really do work.
September 30, 2025 at 7:39 PM
Some good news.
London is meeting legal limits for toxic NO2 pollution for the first time – almost 200 years earlier than predicted – following the Mayor’s "world leading air pollution policies," City Hall announces.
The Ultra Low Emissions Zone - and similar policies - really do work.
London is meeting legal limits for toxic NO2 pollution for the first time – almost 200 years earlier than predicted – following the Mayor’s "world leading air pollution policies," City Hall announces.
The Ultra Low Emissions Zone - and similar policies - really do work.
Throwback Thursday! In this blog from 2016 we describe the difference between “open data” and “open-source.”
Read "Is That ‘PM2.5’ on Your Grocery Store List?" at openaq.medium.com/is-that-pm2-...
Read "Is That ‘PM2.5’ on Your Grocery Store List?" at openaq.medium.com/is-that-pm2-...
October 2, 2025 at 1:38 PM
Throwback Thursday! In this blog from 2016 we describe the difference between “open data” and “open-source.”
Read "Is That ‘PM2.5’ on Your Grocery Store List?" at openaq.medium.com/is-that-pm2-...
Read "Is That ‘PM2.5’ on Your Grocery Store List?" at openaq.medium.com/is-that-pm2-...
🚲 Take a trip with us down memory lane.
💻 Find out what new data we are hosting.
👋 Meet our new Applied Data Fellow, Minh Nghiem.
📖 Be inspired by community impact stories.
mailchi.mp/c91f33ac2150...
💻 Find out what new data we are hosting.
👋 Meet our new Applied Data Fellow, Minh Nghiem.
📖 Be inspired by community impact stories.
mailchi.mp/c91f33ac2150...
News: a celebration, new data, inspirational stories
mailchi.mp
September 30, 2025 at 7:38 PM
🚲 Take a trip with us down memory lane.
💻 Find out what new data we are hosting.
👋 Meet our new Applied Data Fellow, Minh Nghiem.
📖 Be inspired by community impact stories.
mailchi.mp/c91f33ac2150...
💻 Find out what new data we are hosting.
👋 Meet our new Applied Data Fellow, Minh Nghiem.
📖 Be inspired by community impact stories.
mailchi.mp/c91f33ac2150...
Epidemiologists agree: Ambient air pollution has serious impacts on heart health. See “Ambient air pollution and cardiovascular diseases: An umbrella review of systematic reviews and meta-analyses” pubmed.ncbi.nlm.nih.gov/35138681/
Let’s ♥️ our hearts by reducing #AirPollution.
#WorldHeartDay
Let’s ♥️ our hearts by reducing #AirPollution.
#WorldHeartDay
September 29, 2025 at 2:44 PM
Epidemiologists agree: Ambient air pollution has serious impacts on heart health. See “Ambient air pollution and cardiovascular diseases: An umbrella review of systematic reviews and meta-analyses” pubmed.ncbi.nlm.nih.gov/35138681/
Let’s ♥️ our hearts by reducing #AirPollution.
#WorldHeartDay
Let’s ♥️ our hearts by reducing #AirPollution.
#WorldHeartDay
As described in "The growing impact of air quality on lung-related illness: a narrative review," in the Journal of Thoracic Disease, air pollution is linked to asthma, lung cancer, COPD and many other respiratory illnesses:
pmc.ncbi.nlm.nih.gov/articles/PMC...
#WorldLungDay #AirPollution
pmc.ncbi.nlm.nih.gov/articles/PMC...
#WorldLungDay #AirPollution
September 25, 2025 at 1:45 PM
As described in "The growing impact of air quality on lung-related illness: a narrative review," in the Journal of Thoracic Disease, air pollution is linked to asthma, lung cancer, COPD and many other respiratory illnesses:
pmc.ncbi.nlm.nih.gov/articles/PMC...
#WorldLungDay #AirPollution
pmc.ncbi.nlm.nih.gov/articles/PMC...
#WorldLungDay #AirPollution