ec2020

within 25 miles

Dec 26, 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 Marineweather dataandroiddatahikingappair qualityglobal warmingair pollution monitoringnatureusaweatherenvironmental justicemobile applicationclimate monitoringsciencespringinvestigationequityiphoneparticulate matterclimate changedatabasegirl scoutsstemwinterbicyclingsummerenvironmentcitizen scienceec2020autumncarbon dioxideclimateair quality indexair pollutionsmartphone applicationoutdoorscarbon monoxideexperimentaircommunity-based monitoring

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceGeographyEcology & EnvironmentEducationClimate & WeatherNature & OutdoorsBiologynativarscsm-featuredseasonspollinatorscsm2025botanyplant phenologyphenologyec2020earth2025csm2026climate change

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathercsm-featuredsnowhurricanenational weather servicethe crowd and the cloudclimatecsm2025coopertop 22 in 2022ec2020girl scoutsfood securityprecipitationearth2025rainhailweathertop2022_nasa

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 & OutdoorsBiologyearth2025drinking watergirl scoutswater qualitythe crowd and the cloudocean & watercsm2026csm2025watershedmonitoringec2020youthwater

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentsummer reading 2021csm-featuredappandroidec2020librarygirl scoutstop 22 in 2022iphonemuseumnaturalistinsect populationstop viewed 2021biodiversitygardennaturetop2022

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 & Environmentobserversunusual environmental eventclimate changealaska native tribal health consortiumleoec2020arctic councilarctic

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Scienceshoreline monitoringoceanwater qualitymarineeuropean environment agencywaterplasticsmarine strategy framework directiveeeabeach monitoringeuropean unionmarine litterbeachesmarine litterwatchec2020mlw

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 & Pollinatorsinsectinsects & pollinatorsanimalsdiseasemosquitomedical & human healthdengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyabiodiversityecology & environmentdenguechikungunyazikavector

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Scienceopen standards dataenvironmentsoftware engineersagriculturefood securityfarmingecologyec2020oadafarmersair qualityopen ag data alliance

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Scienceshoreline monitoringmarine litterec2020waterbeach monitoringtidestrash information and data for education and solutionsbeachesplasticsmarineoceanwater quality

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