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iphone
within 25 miles
Aug 30, 2025
22 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 Marineappequityclimate monitoringsummerair pollution monitoringsmartphone applicationdataspringgirl scoutscarbon monoxideglobal warmingair pollutionautumninvestigationairusabicyclingoutdoorsclimatecarbon dioxideiphoneclimate changeandroidec2020particulate matterweather dataweatherhikingstemcommunity-based monitoringexperimentair quality indexcitizen sciencewinterscienceenvironmental justicedatabasemobile applicationnatureenvironmentair quality

iNaturalist

iNaturalist

Share observations of biodiversity.

Anywhere
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Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinecsm-featuredapplibrarymuseumec2020gardeninsect populationsiphonenaturalistsummer reading 2021top 22 in 2022top2022top viewed 2021biodiversityandroidnaturegirl scouts

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