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water chemistry
within 25 miles
Mar 13, 2026
68 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinegirl scoutscitizen sciencestemwinteroutdoorsparticulate mattercarbon dioxidemobile applicationiphoneair qualityspringweather datasmartphone applicationhikingweatherenvironmental justiceec2020summerautumnexperimentusaclimateinvestigationcarbon monoxideequityclimate changeglobal warmingbicyclingandroidscienceclimate monitoringcommunity-based monitoringappdataair quality indexnatureair pollutiondatabaseenvironmentairair pollution monitoring
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