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water chemistry
within 25 miles
Apr 2, 2026
71 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 Marineappspringbicyclingstemmobile applicationandroidoutdoorsinvestigationclimate changeglobal warmingusaexperimentclimate monitoringenvironmental justicesummerautumncarbon monoxideclimatehikingair quality indexiphoneair pollutionsciencesmartphone applicationwintergirl scoutsair pollution monitoringequitycitizen sciencedatacommunity-based monitoringweathercarbon dioxideairair qualityweather datanatureparticulate matterenvironmentdatabaseec2020
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