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water chemistry
within 25 miles
May 30, 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 Marineairec2020androidcarbon dioxideenvironmental justicecitizen sciencestemwinterair quality indexdatabasedataair pollution monitoringspringexperimentclimate monitoringweather dataoutdoorsparticulate matterair qualityappnatureiphonescienceclimateequityglobal warmingsmartphone applicationinvestigationautumnsummerenvironmentmobile applicationair pollutioncommunity-based monitoringcarbon monoxidehikingusaweatherclimate changebicyclinggirl scouts
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