top viewed 2021

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Feb 20, 2026

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorsantnutritioncookiesspringnorth carolinaant picnicwinterantsnutrientsdietoutsidetop 22 in 2022picnicfuntop viewed 2021your wild lifesummer reading 2021girl scoutsrob dunndunn labrob dunn labsummerwildlifefalltop2022

NASA / Zooniverse

Backyard Worlds: Planet 9

Search the realm beyond Neptune for new brown dwarfs and planets.

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasaplanet nineplanetssolar systemnasa-supportednasa-sciactbrown dwarfs_nasastarstop viewed 2021wise

Mount St. Joseph University

Cicada Safari

To map the distribution of periodical cicada and annual cicada emergences.

Multiple locations, including yours!

Ongoing through September 1, 2027 at 4:00 AM

Citizen ScienceInsects & PollinatorsNature & Outdoorscicadasinsectsinsecttop viewed 2021cicadaperiodical cicadas

Crowd the Tap

We’re creating a national inventory of tap water pipes.

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop viewed 2021waterhealthpipestop2022top 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorswhaleidentificationdolphinseakiller whaleanimalrescueoceantrackmapconservationoceanssea animalwhale migrationstrandingstoriesphotoecology & environmentfin whaleorcasstorytellingmarine mammalogygpswhale watchmammalshumpbackmarine mammalstoryminkeorcahumpbackswhale trackingminke whalenon-invasiveresearchtop viewed 2021mammalwhale biologyphoto idwildlifewhalesphotographycetaceanphoto identificationsea mammalwhale watchingunderwatercitizen sciencemappingtrackingfinnature & outdoorsmigrationocean-dwelling

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelight pollutionnastartop viewed 2021top 22 in 2022top2022librarygirl scoutscsm-featured

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsClimate & WeatherEcology & EnvironmentAstronomy & SpaceGeology & Earth Sciencedust stormscsm-featurednasaglobenasa gotop viewed 2021top2022weatherappearth2025climatenasa-sciacttop 22 in 2022girl scoutscsm2025cloudsdustnasa-supportedatmosphere_nasathe globe program

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentiphoneinsect populationssummer reading 2021naturalistnatureec2020museumcsm-featuredtop 22 in 2022gardentop2022libraryandroidtop viewed 2021girl scoutsbiodiversityapp

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmenttop2022nprbackyardcarbonresiliencejournalismearth sciencecityneighborhoodjet propulsion laboratorycsm2025mountainsradiosensorsclimate changesciencegirl scoutssea level risefuncitizen science waternew yorknasa orbiting carbon observatorycitizen sciencemarine environmentweatherurban heat islandearthtrees urban street forest mapwnyccoastal changecitizen journalismclimate educationdroughtlos angelesnasaheatcommunity engagementtop viewed 2021mappingcsm-featuredsnowsatellitesstoriescrowdsourcingyale climate connectionsbirdsclimatefloodjulia kumari drapkinphotographyclimate scienceurban heatearth2025beachesnew orleanspublic mediaraintop 22 in 2022miamicommunityremote sensingtrees

Marine Debris Tracker

Monitor litter where you find it, from our oceans to your backyard.

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationtrackertop viewed 2021girl scoutswaste managementappcsm-featuredplastic pollutionmarine debrisearth2025debrisecology & environmentcsm2025nature & outdoorslitterocean pollutionmarine

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