ec2020

within 25 miles

May 3, 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 Marineandroidappair pollutionec2020climate monitoringusaair qualitycarbon dioxidesummerexperimenthikingweather datacommunity-based monitoringoutdoorsglobal warmingair pollution monitoringmobile applicationairequityenvironmentgirl scoutscitizen scienceparticulate matterclimateautumnclimate changebicyclinginvestigationsmartphone applicationwinterstemdatascienceenvironmental justicenaturecarbon monoxidespringdatabaseweatheriphoneair quality index

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsClimate & WeatherEducationEcology & EnvironmentGeographyphenologycsm2026botanypollinatorsnativarsclimate changecsm-featuredplant phenologyseasonscsm2025ec2020earth2025

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weatherhurricanethe crowd and the cloudcsm2025girl scoutssnowclimatecsm2026food securityearth2025raincooperprecipitationnational weather serviceec2020_nasatop 22 in 2022csm-featuredtop2022hailweather

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 & Environmentec2020girl scoutsocean & watercsm2026drinking waterthe crowd and the cloudearth2025monitoringwaterwater qualityyouthcsm2025watershed

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentmuseumnaturalistgardensummer reading 2021csm2026ec2020top2022top viewed 2021top 22 in 2022naturelibrarybiodiversitygirl scoutsiphonecsm-featuredinsect populationsappandroid

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 & Environmentleounusual environmental eventec2020observersarctic councilalaska native tribal health consortiumarcticclimate change

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Sciencewater qualityeeashoreline monitoringeuropean unionmarine strategy framework directiveeuropean environment agencybeachesmlwbeach monitoringwaterplasticsmarine litterwatchmarineec2020oceanmarine litter

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 & Pollinatorsinsects & pollinatorsmosquitobiodiversityvectorzikachikungunyadenguedengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyaecology & environmentinsectdiseasemedical & human healthanimals

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Scienceec2020open ag data allianceair qualityenvironmentopen standards dataecologyoadasoftware engineersfood securityfarmersagriculturefarming

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Sciencebeacheswater qualitytrash information and data for education and solutionstidesoceanbeach monitoringmarineec2020marine litterplasticswatershoreline monitoring

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