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Join Us in the Fight Against Air Pollution
Why I Did Not (Yet!) Endorse the GoAQS Standard
Friday, Sep 27, 2024

Why I Did Not (Yet!) Endorse the GoAQS Standard

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From DIY Air Purifiers to a Global Movement: The Story of Smart Air
Sunday, Sep 22, 2024

The Story of Smart Air

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Low Cost CO2 Sensors Comparison: Photo-Acoustic vs NDIR
Saturday, Sep 21, 2024

CO2 Sensors: Photo-Acoustic vs NDIR

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Does the EPA Correction Algorithm for Wildfire Smoke PM2.5 Developed for PurpleAir Work for AirGradient Monitors?
Wednesday, Sep 18, 2024

EPA Correction Algorithm and AirGradient

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AirGradient’s Approach to Authentic Partnerships
Monday, Sep 16, 2024

AirGradient Partnerships

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High School Students Running a PM Study in Milton, Ontario, Canada
Thursday, Sep 12, 2024

High School Students Running a PM Study

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AirGradient Offers Significant Discount for EPIC Air Quality Fund Applicants
Monday, Sep 2, 2024

The EPIC Air Quality Fund

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Is Your Air Quality Monitor Trustworthy? How to Test and Find Out.
Tuesday, Aug 27, 2024

How to Test an Air Quality Monitor

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Why We Don’t Have Any Sales People
Friday, Aug 23, 2024

Why We Don’t Have Any Sales People

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Enhancing Air Quality Data Access in Africa: A Step Towards a Cleaner Future
Wednesday, Aug 14, 2024

Enhancing Air Quality Data Access in Africa

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The Health Impacts of Smoke Inhalation and the Importance of Precautionary Measures
Wednesday, Jul 3, 2024

Health Impacts of Smoke Inhalation

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We Launched the Largest Real-Time Global CO2 Map
Friday, Jun 28, 2024

Airgradient Launches CO2 Map

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Why I Do Not Sign NDAs
Friday, Jun 21, 2024

Why I Do Not Sign NDAs

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Toxicity of Wildfire Smoke Could Be Ten Times Greater Than That of Ambient PM
Thursday, Jun 20, 2024

Toxicity of Wildfire Smoke

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How a Small Day Care Center in Chiang Mai Protects its Children in the Burning Season
Monday, May 27, 2024

How The Nest protects its Children

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Air Quality Monitors Compared: AirGradient ONE vs Airthings
Saturday, May 25, 2024

AirGradient ONE vs Airthings

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Air Quality Monitors Compared: AirGradient vs PurpleAir
Tuesday, May 14, 2024

AirGradient Open Air vs PurpleAir

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Adsing Bangkok’s Air Pollution Crisis: Efforts in Protecting Children Through Dust-Free Classrooms
Wednesday, Apr 24, 2024

Efforts in Protecting Children Through Dust-Free Classrooms

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How to Determine the Error of an Air Quality Sensor?
Friday, Apr 12, 2024

How to Determine the Error of a Sensor?

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What do you get if you add a Determined Teacher, a Mud House, Six Air Purifiers and a Few Holes?
Tuesday, Apr 2, 2024

A Mud House and Six Air Purifiers

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Open Source Hardware is Not a New Concept
Wednesday, Mar 27, 2024

Open Source Hardware is Not a New Concept

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How to Quantify the Performance of a Sensor: Precision, Reproducibility and Accuracy
Monday, Mar 18, 2024

How to Quantify the Performance of a Sensor

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Why we Need more Air Quality Monitoring - An Example with Real Data
Thursday, Feb 29, 2024

Why we Need more Air Quality Monitoring

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We Own All Rights to all Data Collected via Products Purchased by You.
Thursday, Feb 8, 2024

We Own All Rights to all Data Collected.

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Are You Just Air-Purifying Your Way Out Of This Mess?
Friday, Jan 26, 2024

Are You Purifying Your Way Out Of This Mess?

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We accidentally forgot about the largest environmental conference in the world!
Monday, Jan 22, 2024

We forgot about the AGU Conference!

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TVOC - When it’s useful and when it’s useless
Friday, Jan 12, 2024

TVOC - When it’s useful and when it’s useless

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Our Website Loads up to 4 Times Faster after Removal of (unneeded) Tracking Scripts
Sunday, Dec 31, 2023

No Tracking - Our Website Loads 4x Faster

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Why Do We Need So Much Tracking? We Actually Don’t!
Sunday, Dec 31, 2023

We don’t need all the Tracking!

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A Simple Linear Correction Algorithm for Temperature
Monday, Dec 18, 2023

Simple Linear Correction Algorithm for Temperature

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How YOU Can Support Air Quality Research
Monday, Dec 11, 2023

How YOU Can Support Air Quality Research

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Navigating Air Pollution on Our Global Journey
Tuesday, Nov 28, 2023

Navigating Air Pollution on Our Global Journey

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Using R and RStudio to Develop a Linear Regression Correction Algorithm
Saturday, Nov 25, 2023

How to do a Linear Regression Correction in R?

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Why do I sign and add a thank-you card for every air quality monitor we sell?
Sunday, Nov 12, 2023

Why do I sign and add a thank-you card?

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How we use Linear Regression to Drastically Improve Humidity Sensor Accuracy
Friday, Oct 13, 2023

Linear Regression to Improve Humidity Accuracy

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Victor Takes A Stand Against Poor Air Quality
Monday, Oct 9, 2023

Victor Takes A Stand Against Poor Air Quality

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Why we Wrote the AirGradient Manifesto
Sunday, Oct 1, 2023

Why we Wrote the AirGradient Manifesto

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Are our Articles Disguised Ads?
Tuesday, Sep 26, 2023

Are our Articles Disguised Ads?

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Air Quality Monitors from USD 169 to 6k use the Same Low-Cost PM Modules
Sunday, Sep 24, 2023

From USD 169 to 6k - Same Low-Cost PM Modules?

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Should we Pay for Clicks?
Sunday, Sep 17, 2023

Should we Pay for Clicks?

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The Climate Change Monitor
Saturday, Aug 26, 2023

The Climate Change Monitor

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Low Cost CO2 Sensors Performance Outdoors Close to Reference Grade Instruments
Thursday, Aug 17, 2023

Low Cost CO2 Sensors Performance Outdoors

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What we Learned Making a Plastic Injection Mold with a Chinese Mold Maker
Saturday, Aug 12, 2023

What we Learned Making a Plastic Injection Mold

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Our Open Source Open Hardware Vision
Tuesday, Aug 1, 2023

Our Open Source Open Hardware Vision

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You might NOT own the Data of Your Air Quality Monitor
Monday, Jun 26, 2023

You might NOT own the Data of Your Monitor

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The link between Climate Change and Air Pollution
Wednesday, May 17, 2023

Link between Climate Change and Air Pollution

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Health Impacts Of Air Pollution Across the Life Course
Wednesday, Apr 19, 2023

Health Impacts Of Air Pollution on Life Course

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Air Quality Monitors: When Paying More Does Not Get You More Accuracy
Wednesday, Apr 12, 2023

When Paying More Does Not Get You More Accuracy

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Why We Joined 1% For The Planet
Tuesday, Apr 4, 2023

Why We Joined 1% For The Planet.

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The Hidden Cost of Air Quality Monitoring
Monday, Mar 27, 2023

The Hidden Cost of Air Quality Monitoring

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Licensing and Monetization of our Open Source Air Quality Monitors
Wednesday, Mar 8, 2023

My Thoughts on Monetization and Licensing

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Our Stories and Beliefs
Wednesday, Feb 15, 2023

Our Stories and Beliefs

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AirGradient TVOC Monitoring Survey Results
Monday, Jan 30, 2023

AirGradient TVOC Monitoring Survey Results

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When Mimi is Better than Mini or When a Clone is Better than the Original?
Friday, Dec 16, 2022

When Mimi is Better than Mini?

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Launching the Open Air Outdoor Monitor
Thursday, Dec 15, 2022

Launch of the Open Air Outdoor Monitor

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Good Hardware Takes Time- The Journey of the AirGradient DIY Kit Production
Wednesday, Jul 13, 2022

Good Hardware Takes Time!

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Air Purifier vs. Positive Pressure Fresh Air System – an unfair Battle?
Saturday, Jan 22, 2022

Air Purifier vs. Positive Pressure – an unfair Battle?

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Classroom and indoor CO2 Standards compared; A Look around the World
Saturday, Feb 27, 2021

Classroom and Indoor CO2 Standards

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Ikea Vindriktning Air Quality Sensor Review and Accuracy
Saturday, Feb 27, 2021

Review: Ikea Vindriktning Air Quality Sensor

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Breathe Safe Air Blog
Tuesday, Jan 19, 2021

Breathe Safe Air Blog

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How to write a School Policy on Air Quality
Friday, Nov 20, 2020

How to write a School Policy on Air Quality

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The making of our DIY enclosure
Wednesday, Oct 28, 2020

The making of our DIY enclosure

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Use the Real-time Outdoor Activity Risk (ROAR) Guideline to complement your school’s AQI policy
Tuesday, Aug 11, 2020

Outdoor Activity Risk (ROAR) Guideline

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Review: Nicholas and his incredible Eyesight
Saturday, Aug 1, 2020

Book Review: Nicholas and his incredible Eyesight

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Why Air Quality is such a Successful Marketing Opportunity – a look at Maslow’s Hierarchy of Needs
Tuesday, Jun 30, 2020

Air Quality as a Marketing Opportunity

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Design your School’s Air Quality Management to be a Growth and Profit Maker
Tuesday, Jun 23, 2020

Your School’s AQ Management as a Growth Driver

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Air Quality at Schools – A Holistic Approach
Thursday, Feb 20, 2020

Air Quality at Schools – A Holistic Approach

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We Measured the CO2 Level in a Classroom. This is What We Found Out.
Friday, Feb 7, 2020

We Measured the CO2 Level in a Classroom

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Living in an Area with High Air Pollution? Consider Positive Pressure Systems.
Wednesday, Jan 8, 2020

Positive Pressure Systems Performance

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