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https://amt.copernicus.org/articles/17/6735/2024/amt-17-6735-2024-discussion.html AMT - Peer review - Calibration of PurpleAir low-cost particulate matter sensors: model development... Abstract. The primary source of measurement error from widely used particulate matter (PM) PurpleAir sensors is ambient relative humidity (RH). Recently, the... particulate matter sensorspeer reviewlow costmodel developmentamt https://www.mdpi.com/2073-4433/14/12/1796 Use of Low-Cost Sensors for Environmental Health Surveillance: Wildfire-Related Particulate Matter... Ambient air quality is the most important environmental factor affecting human health, estimated by the WHO to be responsible for 4.2 million deaths annually.... low costenvironmental healthparticulate matterusesensors