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water chemistry
within 25 miles
Jul 25, 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinedataparticulate matterandroidcommunity-based monitoringappsummerenvironmental justiceautumnusacarbon monoxideglobal warmingweatherdatabaseairhikingcitizen sciencesmartphone applicationcarbon dioxidescienceequityclimate changeoutdoorsec2020climate monitoringair pollutionair pollution monitoringstemspringiphonenatureinvestigationgirl scoutsmobile applicationbicyclingair qualitywinterenvironmentclimateair quality indexexperimentweather data
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