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water chemistry
within 25 miles
May 22, 2026
70 opportunities found! use fewer search filter criteria to find more opportunities

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinesmartphone applicationmobile applicationstemcommunity-based monitoringair qualityappairgirl scoutscitizen sciencespringweather datadatabasewinterair quality indexhikingscienceclimate changeexperimentglobal warmingweatherenvironmental justiceautumnair pollution monitoringsummerusaair pollutioninvestigationenvironmentparticulate matterandroidequityclimate monitoringec2020outdoorsnaturedatabicyclingcarbon dioxidecarbon monoxideiphoneclimate
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