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water chemistry
within 25 miles
Mar 16, 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 Marinedatacarbon monoxideglobal warmingmobile applicationinvestigationoutdoorsgirl scoutsdatabasecitizen scienceparticulate matternatureusaenvironmentandroidair pollution monitoringappiphoneweather dataequitysciencebicyclingcommunity-based monitoringclimate monitoringwinterair pollutionstemenvironmental justicesummercarbon dioxideexperimentautumnsmartphone applicationspringair quality indexairhikingclimateec2020climate changeweatherair quality
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