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iphone
within 25 miles
Nov 6, 2026
21 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 Marineenvironmental justiceclimate changemobile applicationdatabasenatureinvestigationcarbon monoxidesummercarbon dioxideair pollution monitoringweather datagirl scoutsair quality indexec2020outdoorsspringandroidiphonebicyclingcommunity-based monitoringparticulate matterexperimentenvironmentsmartphone applicationsciencehikingglobal warmingairweatherclimate monitoringclimatedataappstemautumnwinterusacitizen scienceair pollutionair qualityequity

iNaturalist

iNaturalist

Share observations of biodiversity.

Anywhere
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Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinecsm-featurediphoneinsect populationsnaturemuseum_mostop 22 in 2022ec2020androidecologygardentop viewed 2021girl scoutsdisneycsm2026librarynaturalistbiodiversityappsummer reading 2021top2022

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