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water chemistry
within 25 miles
Aug 10, 2026
69 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 Marineequityexperimentweather dataenvironmenthikingdataec2020stemsummerwintermobile applicationusaclimate monitoringautumnsmartphone applicationspringglobal warmingandroidair qualityweathercommunity-based monitoringcarbon dioxideair pollution monitoringiphoneair pollutionnaturescienceparticulate matterbicyclinggirl scoutsdatabaseappclimateinvestigationair quality indexcitizen scienceclimate changeaircarbon monoxideenvironmental justiceoutdoors
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