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water chemistry
within 25 miles
Apr 24, 2026
69 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 Marinenatureair quality indexwinterair pollution monitoringcarbon dioxideweather datamobile applicationsummerglobal warmingweatherdatascienceparticulate matterappstemoutdoorsclimate changeandroidair pollutionspringexperimentairclimate monitoringenvironmentiphonecommunity-based monitoringusacarbon monoxidegirl scoutscitizen sciencedatabaseequityhikingenvironmental justiceec2020climatesmartphone applicationautumnair qualitybicyclinginvestigation
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