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water chemistry
within 25 miles
Dec 17, 2025
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 Marineclimate changeclimatesummerusaaircitizen sciencedatabasemobile applicationweatherclimate monitoringair pollution monitoringcarbon monoxideexperimentdatawinterinvestigationcarbon dioxideweather datasmartphone applicationair quality indexequityautumnoutdoorsandroidiphoneair pollutionparticulate mattergirl scoutsbicyclingspringec2020air qualitynatureglobal warmingstemhikingenvironmental justiceenvironmentcommunity-based monitoringappscience
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