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water chemistry
within 25 miles
Feb 4, 2026
70 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 Marineair pollutionclimateclimate changedatabaseglobal warmingweatherec2020scienceenvironmental justicehikingparticulate matterweather dataandroidautumncommunity-based monitoringinvestigationcarbon dioxidesummerair quality indexspringequityclimate monitoringcitizen scienceappenvironmentair qualitystemdataoutdoorsairwinterexperimentgirl scoutsbicyclingnatureiphoneair pollution monitoringmobile applicationcarbon monoxidesmartphone applicationusa
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