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water chemistry
within 25 miles
Oct 16, 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 Marineenvironmentautumnhikingcarbon monoxideair pollution monitoringequityandroidclimate changecarbon dioxideairair pollutionsmartphone applicationstemsummerair quality indexexperimentnatureclimate monitoringmobile applicationscienceweatherappgirl scoutsweather datausaec2020particulate matteroutdoorsclimateiphonecommunity-based monitoringwinterenvironmental justicedatabaseair qualitybicyclingglobal warmingdataspringinvestigationcitizen science
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