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water chemistry
within 25 miles
Nov 5, 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 Marineautumnclimateenvironmentspringandroidweather dataclimate changeparticulate matterbicyclingair pollution monitoringappec2020datasmartphone applicationair quality indexairexperimentair pollutiongirl scoutscommunity-based monitoringinvestigationcarbon monoxidecarbon dioxidestemclimate monitoringweatherequityhikingcitizen scienceair qualityoutdoorssummerdatabasemobile applicationwinterscienceiphoneusaenvironmental justicenatureglobal warming
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