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water chemistry
within 25 miles
Jul 29, 2026
71 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 Marinecarbon monoxideequitynatureair pollutiondataweathercitizen sciencesciencemobile applicationair quality indexstemclimate changeandroidautumnparticulate matterec2020aircarbon dioxidehikinginvestigationwinterdatabaseiphonesummerexperimentweather datagirl scoutsbicyclingappcommunity-based monitoringspringglobal warmingenvironmental justiceoutdoorsenvironmentusasmartphone applicationair qualityclimateclimate monitoringair pollution monitoring
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