top viewed 2021

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Feb 16, 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 & Outdoorsrob dunndunn labfunyour wild lifetop2022fallantpicnicnorth carolinasummer reading 2021outsidediettop 22 in 2022summertop viewed 2021antswildliferob dunn labcookiesnutritionnutrientsspringant picnicwintergirl scouts

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacestarsnasatop viewed 2021planetsnasa-supported_nasabrown dwarfswisesolar systemnasa-sciactplanet nine

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 & Outdoorsinsectperiodical cicadascicadasinsectscicadatop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipestop2022top 22 in 2022top viewed 2021healthwater

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorstop viewed 2021oceanorcawhale watchingorcastrackingnon-invasivemarine mammalcitizen sciencesea animalgpsresearchcetaceanfinidentificationstoriesphotowhalenature & outdoorsmammalsminkeseamammalwhale watchhumpbacksunderwatermigrationocean-dwellingstrandingmarine mammalogywhale migrationmappingrescuephoto idecology & environmentkiller whalestorytellingsea mammalwhale biologywildlifeoceansphotographyphoto identificationmapdolphinanimalconservationhumpbackfin whalewhale trackingminke whalewhalestrackstory

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutslight pollutiontop viewed 2021startop 22 in 2022csm-featurednalibrarytop2022

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 stormsclimatenasa gocsm2025nasa-supportedgirl scoutsnasatop viewed 2021csm-featuredcloudstop2022top 22 in 2022weatherdust_nasaatmosphereappglobenasa-sciactearth2025the globe program

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentiphonemuseumsummer reading 2021top 22 in 2022appnaturebiodiversityec2020csm-featuredandroidlibrarygirl scoutsgardentop2022naturalistinsect populationstop viewed 2021

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmenturban heat islandfunearth sciencecoastal changesnowraintop viewed 2021csm2025heatwnycsea level risesciencemappingurban heatremote sensingcarboncitizen science watergirl scoutsjet propulsion laboratorymountainsneighborhoodnew orleansjournalismweathersatellitestop2022earth2025resiliencedroughtclimate changefloodjulia kumari drapkinclimate educationnprphotographybirdsearthpublic medialos angelesbackyardnasacrowdsourcingcommunity engagementstoriesradiocitycommunitytrees urban street forest mapbeachesmiamicitizen sciencenasa orbiting carbon observatoryclimatenew yorktreesclimate sciencetop 22 in 2022csm-featuredyale climate connectionscitizen journalismmarine environmentsensors

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationmarinetop viewed 2021girl scoutscsm2025debristrackerwaste managementplastic pollutionnature & outdoorsecology & environmentearth2025ocean pollutionlittercsm-featuredmarine debrisapp

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