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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 Marineappglobal warmingair pollution monitoringsmartphone applicationweather datasciencewinterequityandroidenvironmentgirl scoutsair pollutioncitizen scienceclimate changeclimate monitoringstemdatanatureparticulate matterautumncarbon dioxideexperimentsummerair quality indexspringdatabasebicyclingairoutdoorscommunity-based monitoringinvestigationcarbon monoxideenvironmental justicemobile applicationhikingusaclimateiphoneair qualityweatherec2020
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