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water chemistry
within 25 miles
Jan 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 Marineiphonesmartphone applicationglobal warmingusaairappcarbon monoxideair pollution monitoringdatabasesummerenvironmentdataclimate monitoringwinterinvestigationspringgirl scoutsair quality indexcarbon dioxideec2020weather datacitizen sciencescienceautumnnatureoutdoorsexperimentcommunity-based monitoringclimatebicyclingparticulate matterequityandroidmobile applicationclimate changeair pollutionhikingstemair qualityenvironmental justiceweather
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