The Indoorco2map.com Website got two small updates, both related to the adoption of the Global Open Indoor Air Quality Standards (GO IAQS) from @goaqs.bsky.social. First change is the option to display the Air Quality of the locations in its 3-Color scheme representing Good / Moderate / Unhealthy.

Coming Soon: Mold Working Group Survey We are gearing up to gather some essential insights, and we want your voice to be heard! Very soon, we will be reaching out to all members of the Mold Working Group with an invitation to participate in an upcoming survey. Your feedback is vital to shaping our…

Summary of the PM Working Group Discussion on Submicron and Ultrafine Particles Two sessions within the Particulate Matter (PM) Working Group have highlighted a critical shift in air quality monitoring: the move away from traditional mass-based measurements toward tracking the number and surface…

Why the GO IAQS Score Replaced Conventional “Green” The shift from the conventional "Green" to the specific "Blue" hue in the GO IAQS Score represents a significant evolution in how we communicate environmental health. While green has been the conventional way for "Good" for decades, GO AQS has…

Standardizing Breath: How K-HEALTHinAIR is Mapping the Future of Healthy Indoor Environments In recent years, the invisible atmosphere within our buildings has come under intense scrutiny. As we spend approximately 90% of our time indoors, the quality of the air we breathe has a profound impact on…

Announcement: Join the International Symposium of Environmental Quality in Educational Spaces At GO AQS, we know that the air we breathe directly impacts how we think, feel, and learn. That’s why we are thrilled to invite our community of experts to the upcoming International Symposium of…

A Synthesis of Expert Views on Submicron and Ultrafine Particles For decades, the global standard for measuring indoor air quality (IAQ) has focused on PM2.5, particulate matter with an aerodynamic diameter of 2.5 micrometers or less. However, recent findings from the Particulate Matter Working…

GO AQS Officially Joins Clean Air Night as a National Supporter GO AQS has officially become a supporter of Clean Air Night, a national campaign dedicated to protecting our health and the environment by highlighting the impact of domestic wood burning. At GO AQS, our mission is built on the…

GO AQS and VERT Association Announce Strategic Partnership to Tackle Ultrafine Particle Pollution GO AQS is excited to announce a formal partnership with the VERT Association, a premier international organization dedicated to the promotion of Best Available Technology (BAT) for emission control…

Let’s embrace a common indoor air quality (IAQ) language! Introducing GO IAQS Score! #IAQ #IndoorAir

Attention: Particulate Matter Working Group Members We have an important update regarding our ongoing research initiatives. A new survey focused on submicron and ultrafine particles has been sent out to all GO AQS members registered under the Particulate Matter Working Group. This survey is a…

GO AQS and Clean Indoor Air Toronto Join Forces to Advocate for Healthier Indoor Environments GO AQS is proud to announce a new collaboration with Clean Indoor Air Toronto (CIATO), a leading advocacy group dedicated to improving air quality standards across Ontario. This partnership marks a…

Happy 2026: Why 2026 is the Year of Real IAQ Collaboration As the calendar turns and we welcome 2026, the team at GO AQS wants to wish our global community a very Happy New Year! Every new year offers a chance to reset, but 2026 feels fundamentally different. While previous years were defined by…

Highlights from the GO AQS Global Webinars December 2025 The Global Open Air Quality Standards (GO AQS) held its 1st General Assembly Webinar across two sessions on December 11, 2025, bringing together international experts and academics to discuss foundational steps and future directions for…

Uniting Science, Standards, & Strategy for Safer Buildings and Healthier Occupants. Don't miss the GO AQS webinar this Thursday 11th with our Elite Experts. We have two sessions (10 am and 4 pm CET) to accommodate our speakers and attendees from various places around the world. @goaqs.bsky.social

WHO Releases HRAPIE-2: Updated Guidance to Reshape Global Air Quality Standards The World Health Organization (WHO) Regional Office for Europe has published a critical new document, Health risks of air pollution in Europe: HRAPIE-2 project, providing updated, evidence-based guidance that is set to…

We are proud to announce the official release of Version 1.0 of the GO AQS White Paper! This milestone signifies a major step forward, as we proudly present the definitive first version of our open and common standards. goaqs.org/2025/11/19/g...

Making the invisible visible campaign, partnering with @saferairproject.bsky.social We commit to making indoor air quality safer for everyone. We’re not just keeping ourselves safe, but making our spaces accessible for everyone!

Learn more here bit.ly/mtiv25

The EU’s New EPBD: Why Indoor Air Quality Needs a Unified Standard The recently updated Energy Performance of Buildings Directive (EPBD) is a pivotal legislative framework aimed at improving the energy efficiency of buildings across the European Union. While its primary focus remains on energy…

🌍 🇺🇳 NEW | International Day of Clean Air for Blue Skies 2025 This year's theme is 'Racing for Air' but the race is not a fair one, with low- and middle-income countries bearing the majority of the burden w/ @unep.org #CleanAirDay #CleanAirNow Thread ⤵️

GO AQS is proud to announce its participation in the high-level side event, "HEALTHY INDOOR AIR - A GLOBAL CALL TO ACTION", to be held on the sidelines of the UN General Assembly in New York on September 23rd, 2025. #UnitedNations #IAQ goaqs.org/2025/08/27/g...

At GO AQS, we understand that diving into a 50+ page white paper isn't always feasible with your busy schedule. We know your time is valuable, and sometimes you just need the key takeaways without sifting through extensive details. GO AQS in a nutshell! 🔗 goaqs.org/2025/07/30/g...

GO AQS White Paper v0.90 – Update The GO AQS white paper has undergone a significant transformation from version v0.81 to v0.90, reflecting a period of intensive development and refinement. This latest iteration, building upon the foundational concepts of its predecessor, introduces a multitude of…

GO AQS Abstract Accepted for Oral Presentation at 2025 AIChE Annual Meeting We're thrilled to announce that our abstract and thanks to the efforts of Dr. Christos D. Argyropoulos, "Global Open Indoor Air Quality Standards (GO IAQS): A Guide to Cleaner Air", has been accepted for oral presentation…

Georgia Lagoudas of Brown University to Lead Policy Working Group for Global Open Air Quality Standards Initiative We are thrilled to announce that Dr. Georgia Lagoudas, a distinguished Senior Fellow at the Pandemic Center within Brown University, USA, has agreed to lead the crucial Policy Working…

GO AQS Abstract Accepted at 2025 Clean Indoor Air for ALL Conference GO AQS, a leading advocate for universal indoor air quality standards, is proud to announce that its abstract has been accepted for a poster presentation at the 2025 Clean Indoor Air for ALL Conference. The event, hosted by the…

GO IAQS Breakpoints – 2nd Session This session served as a crucial follow-up to our initial discussion on environmental pollutants, as we previously ran out of time to cover all the necessary ground. In today's meeting, we delved into the specifics of index breakpoints for ozone, nitrogen dioxide,…

GO AQS to Present at Indoor Environments 2025 Radon and Vapor Intrusion Symposium GO AQS is proud to announce that its abstract has been accepted for an oral presentation at the highly anticipated Indoor Environments 2025 Radon and Vapor Intrusion Symposium. This international event, gathering…

GO IAQS Breakpoints – 1st Session During the 1st GO IAQS Index Breakpoints meeting, discussions focused on proposed breakpoints for various pollutants based on survey results, comparisons with existing standards, and feedback from attendees. The meeting aimed to cover results, compare them with…

Survey Results: GO IAQS Index Breakpoints PM2.5 CO2 CO CH2O O3 NO2 Radon Conclusion The results presented below are based on a questionnaire distributed to participants from the GO AQS members list. The survey, conducted using Google Forms, was open from May 15th to June 15th, 2025. PM2.5 The GO…

Yes! Measuring must have also a purpose to resolve the problem It is why I see there are two standards proposed @goaqs.bsky.social Also @seetheair.bsky.social Thanks for your talk Do kids have a choice to leave at red?

Benchmarking: The Ultimate Catalyst for Better Air Quality Through Global Standards This article first appeared on www.goaqs.org Air quality is an invisible yet pervasive factor influencing our health, productivity, and overall well-being. While awareness of air pollution is growing, translating…

Absolutely thrilled to announce that GO AQS has been featured in THE TIMES OF AFRICA on page 30 and page 66! This publication is a significant step towards reaching more countries across the African continent and expanding our network of experts. goaqs.org/2025/05/30/g...

💥Breaking news 💥 The #ImpAQS project report is out... Improving Air Quality in Schools... a longitudinal study of #ventilation & #airquality in Austrian classrooms... @tugraz.bsky.social Access full report & Exec summary👇 En - www.tugraz.at/en/institute... De - www.tugraz.at/institute/ib...

We're incredibly proud to share that Francesca Brady 🌬️, a vital member of the GO AQS Main Committee, recently represented us at the "Clean Air Strategy Review: Targeting Indoor Air Pollution" event, expertly organized by Policy Connect!

We're incredibly proud to share that Francesca Brady 🌬️, a vital member of the GO AQS Main Committee, recently represented us at the "Clean Air Strategy Review: Targeting Indoor Air Pollution" event, expertly organized by Policy Connect!

GO AQS White Paper v0.80 – Update As we move significantly closer to the final V1.0 release of the white paper, this latest update incorporates a substantial volume of revisions and refinements after the working groups discussions. To accurately reflect this major leap forward in development and…

Webinar – From data to impact: defining a common language for Indoor Air Quality We're excited to share an insightful upcoming webinar organized by inBiot that dives deep into the crucial topic of Indoor Air Quality (IAQ): "From Data to Impact: Defining a Common Language for Indoor Air Quality."…

Ventilation WG – Conclusion The GO AQS ventilation working group convened on April 4, 2025, to discuss various aspects of ventilation in buildings and recommend the best solutions and practices in order to achieve good indoor air quality. Prioritizing Indoor Air Quality and Energy Conservation The…

Filtration WG – Conclusion The Filtration Working Group of the GO AQS convened to discuss recommendations for filtration given the multitude of existing options. Filtration Technologies and Their Effectiveness A poll on trusted filtration technologies revealed a broad consensus on mechanical…

Radon WG – Conclusion The Radon Working Group, a part of the Global Open Air Quality Standards initiative, convened to discuss and establish recommendations for indoor radon levels. This session built upon previous discussions focusing on other indoor air pollutants such as particulate matter,…

Ozone WG – Conclusion The Ozone Working Group (WG) convened on April 2nd, 2025, as part of the Global Open Air Quality Standards initiative, to delve into the specifics of incorporating ozone (O₃) into indoor air quality guidelines. Following previous discussions on particulate matter, carbon…

Nitrogen Dioxide WG – Conclusion A recent session of the GO AQS working group convened to discuss and propose limits for nitrogen dioxide (NO2) in indoor environments. The discussion involved various aspects, including averaging times, concentration limits, units of measurement, and the…

Formaldehyde WG – Conclusion The Global Open Air Quality Standards (GO AQS) working group convened to discuss the establishment of standards for formaldehyde, building upon previous discussions on particulate matter, carbon dioxide, carbon monoxide, and ozone. Reconsidering Space Adaptability and…

Carbon Monoxide WG – Conclusion A recent meeting of the Carbon Monoxide (CO) Working Group convened to discuss various aspects of establishing air quality standards for this critical pollutant. The discussion spanned from the applicability of space-dependent limits to the technicalities of sensor…

Carbon Dioxide WG – Conclusion Two working group sessions dedicated to carbon dioxide. The discussions centered around establishing appropriate indoor air quality standards for carbon dioxide levels, considering various perspectives from international regulations, scientific research, and member…

Particulate Matter WG – Conclusion The GO AQS recently convened two working group sessions focused on establishing limits for particulate matter (PM). These sessions brought together a diverse group of individuals, including toxicologists, building operators, air quality experts, and academics, to…

We'll be sharing our work on IAQ standards in an oral presentation this May. With a focus on technology and AQ, this conference perfectly aligns with our core values of protecting human health through innovative AQ tech. I would be happy to meet you there. 🔗 event.fourwaves.com/asicsoutheas...

GO AQS Endorses Call for National Clean Air Strategy in Australia The Global Open Air Quality Standards (GO AQS) initiative is proud to announce its strong support for and signing of the open letter addressed to all 2025 Australian Federal Election candidates: "Australia needs a National Clean Air…

Global Open Air Quality Standards Initiative Joins Call for Improved Indoor Air Quality in Rhode Island Schools The Global Open Air Quality Standards (GO AQS) initiative today announced its strong support for Rhode Island House Bill 5597, pertaining to Indoor Air Quality in Schools. GO AQS has…