ec2020

within 25 miles

Oct 4, 2026

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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 Marineequitycarbon monoxideweather dataappusasmartphone applicationcitizen scienceenvironmental justicemobile applicationinvestigationclimate changeandroidstemsummerbicyclingair pollution monitoringspringdatabaseautumnec2020airnaturecommunity-based monitoringdataclimateexperimentglobal warminggirl scoutsair qualitycarbon dioxideair pollutionwinterair quality indexscienceenvironmentparticulate matteriphonehikingclimate monitoringweatheroutdoors

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsClimate & WeatherEducationEcology & EnvironmentGeographyec2020seasonsbotanynativarsplant phenologyphenologyclimate changeplantsearth2025csm2025csm2026data literacycsm-featuredpollinatorsnature

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathernational weather serviceearth2025csm2026hurricanegirl scouts_nasatop2022csm2025coopertop 22 in 2022snowcsm-featuredrainfood securityec2020the crowd and the cloudhailrain gauge

EarthEcho International

EarthEcho Water Challenge

Collect and share water quality data to inform water quality protection actions

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsPolicyEducationAnimalsDisaster ResponseOcean Water MarineChemistryEcology & Environmentwater qualitycsm2026ec2020watergirl scoutswatershedthe crowd and the cloudyouthcsm2025monitoringocean & waterdrinking waterearth2025

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinecsm2026ec2020ecologynaturalisttop 22 in 2022girl scoutslibrarygardenbiodiversitynatureinsect populationsandroidsummer reading 2021iphonedisneycsm-featuredtop viewed 2021top2022app_mosmuseum

LEO Network

Create a network of local observers and topic experts who share knowledge about unusual animal, environment, and weather events

Anywhere

Ongoing

Citizen ScienceAnimalsClimate & WeatherEcology & Environmentunusual environmental eventobserversarctic councilarcticclimate changeec2020leoalaska native tribal health consortium

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Scienceeuropean environment agencymlwec2020water qualityshoreline monitoringmarine litterwatchplasticsoceaneeamarine strategy framework directivewaterbeachesmarinemarine litterbeach monitoringeuropean union

Mosquito Alert

Mosquito Alert is a cooperative citizen science observatory coordinated by different public research institutions. Its main objective is to fight against the tiger mosquito and the yellow fever mosquito expansions, two invasive species vectors of global diseases like Zika, Dengue and Chikungunya.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsInsects & Pollinatorsdengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyamedical & human healthzikavectorchikungunyamosquitoecology & environmentinsectanimalsinsects & pollinatorsbiodiversitydiseasedengue

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Scienceenvironmentoadaair qualityfarmingecologyopen standards datafarmersopen ag data alliancesoftware engineersfood securityec2020agriculture

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Sciencetidesoceanwater qualitybeachestrash information and data for education and solutionsbeach monitoringec2020marine litterwatershoreline monitoringplasticsmarine

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