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water chemistry
within 25 miles
Jul 11, 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinecitizen sciencenaturebicyclingair pollutionoutdoorsinvestigationandroidair pollution monitoringmobile applicationspringweatherairclimate monitoringenvironmental justiceautumnclimateusacommunity-based monitoringsmartphone applicationscienceweather datawintercarbon monoxideair quality indexequitycarbon dioxideair qualitystemdatabasehikingclimate changeenvironmentglobal warminggirl scoutsiphoneexperimentec2020dataappparticulate mattersummer
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