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water chemistry
within 25 miles
Oct 25, 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 Marineclimate monitoringmobile applicationinvestigationairsmartphone applicationgirl scoutsdatabaseoutdoorsglobal warmingenvironmentair pollutionair qualitybicyclingweather datascienceclimate changeair pollution monitoringcarbon monoxideec2020dataautumnappclimateequitywinterspringusahikingair quality indexcitizen scienceweatherandroidiphoneparticulate matternaturecommunity-based monitoringstemcarbon dioxidesummerexperimentenvironmental justice
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