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water chemistry
within 25 miles
Jan 15, 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!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinecommunity-based monitoringcitizen sciencesmartphone applicationair quality indexair pollution monitoringexperimentsciencecarbon dioxideequityandroidautumnclimate changeappinvestigationnatureparticulate matteriphonesummerwinterdatabaseec2020climate monitoringclimatebicyclingenvironmental justiceair pollutionglobal warmingcarbon monoxidedataweatherstemspringgirl scoutshikingweather dataenvironmentair qualityusamobile applicationoutdoorsair
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