ec2020

within 25 miles

Dec 28, 2025

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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 Marineenvironmental justiceweather dataair pollutionair qualitycitizen sciencemobile applicationair pollution monitoringiphonehikingaircommunity-based monitoringinvestigationsummeroutdoorsclimate changecarbon monoxidespringequityexperimentbicyclingcarbon dioxideglobal warmingsmartphone applicationdatabaseweatherappwinterautumnclimate monitoringenvironmentgirl scoutsec2020sciencedataandroidparticulate matterair quality indexclimatestemnatureusa

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceGeographyEcology & EnvironmentEducationClimate & WeatherNature & OutdoorsBiologypollinatorsearth2025botanyphenologyplant phenologycsm2025seasonscsm-featuredclimate changenativarsec2020csm2026

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathernational weather servicehailcsm2025girl scoutsclimateweatherrainthe crowd and the cloudfood securityec2020precipitationtop 22 in 2022csm-featured_nasahurricaneearth2025snowtop2022cooper

EarthEcho International

EarthEcho Water Challenge

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

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentChemistryOcean Water MarineDisaster ResponseAnimalsEducationPolicyNature & OutdoorsBiologydrinking waterocean & waterwatershedcsm2025watergirl scoutsmonitoringwater qualitythe crowd and the cloudec2020earth2025youthcsm2026

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentiphonetop 22 in 2022naturalistsummer reading 2021top2022museumandroidtop viewed 2021biodiversitygardenlibrarycsm-featuredinsect populationsgirl scoutsec2020appnature

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 & Environmentclimate changeec2020unusual environmental eventleoarctic councilarcticalaska native tribal health consortiumobservers

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Sciencebeach monitoringshoreline monitoringmarine litterbeacheseuropean environment agencymarine strategy framework directiveoceanmarine litterwatchmarinewaterplasticseeaec2020mlweuropean unionwater quality

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 & Pollinatorsdengueinsectbiodiversityecology & environmentvectoranimalsmedical & human healthchikungunyadiseasemosquitozikainsects & pollinatorsdengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunya

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Sciencesoftware engineersagriculturefood securityec2020oadaopen standards dataecologyfarmersfarmingenvironmentair qualityopen ag data alliance

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Sciencemarine litterwater qualityplasticsbeachesmarineshoreline monitoringec2020wateroceantrash information and data for education and solutionsbeach monitoringtides

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