Poor air quality is a major global issue causing around 7 million premature deaths per year, disproportionately affecting low and middle income countries. OpenAQ is an organization dedicated to identifying solutions to this large issue. OpenAQ uses Amazon Web Services (AWS) to collect and harmonize open air quality data from government sources and low-cost sensors around the world, ingesting around 10-12 million measurements daily. To learn more, the Fix This team sat down with Russ Biggs, director of technology at OpenAQ. Russ shared how AWS Lambda helps OpenAQ scale its data collection and harmonization pipeline in a serverless manner. And helps scientists, environmental justice groups, and community organizations access OpenAQ's data to study air pollution impacts, advocate for regulations, and raise awareness.