top viewed 2021

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Aug 23, 2025

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsInsects & PollinatorsEducationEcology & EnvironmentOcean Water MarineFoodAgriculturefallwildlifeantnorth carolinatop viewed 2021springnutrientsyour wild lifegirl scoutscookieswinterdunn labpicnicsummer reading 2021top2022outsidedietant picnicnutritionsummerrob dunn labantsrob dunnfuntop 22 in 2022

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacetop viewed 2021planet nineplanetsbrown dwarfsnasa-sciactstars_nasasolar systemwisenasa

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 & Outdoorscicadascicadaperiodical cicadastop viewed 2021insectsinsect

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinehealthtop 22 in 2022top viewed 2021waterpipestop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsgpsmappingresearchmarine mammalcetaceancitizen scienceconservationstoriesnon-invasivephoto idwildlifenature & outdoorsmarine mammalogyminkeminke whaledolphinunderwaterwhalesstorytellingtrackingmammalphotographymammalswhaleanimalmigrationfinoceanhumpbacksorcamapwhale watchocean-dwellingorcasphoto identificationsea mammalfin whaleseasea animalstorystrandingkiller whalewhale migrationrescuetop viewed 2021trackphotooceanswhale watchingecology & environmentwhale trackingwhale biologyhumpbackidentification

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentgirl scoutsnastartop 22 in 2022light pollutionlibrarytop2022csm-featuredtop viewed 2021

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceAstronomy & SpaceEcology & EnvironmentClimate & WeatherNature & OutdoorsOcean Water Marineweather_nasacsm-featuredtop2022globeatmospheredustnasa goappnasacloudsclimatetop viewed 2021the globe programtop 22 in 2022earth2025dust stormsnasa-sciactgirl scoutscsm2025

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyNature & OutdoorsInsects & PollinatorsOcean Water MarineAnimalstop viewed 2021csm-featuredtop2022androidnaturelibrarybiodiversityec2020summer reading 2021insect populationsmuseumgirl scoutsnaturalisttop 22 in 2022appgardeniphone

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentsciencewnycphotographyweatherremote sensingyale climate connectionsrainmountainsclimatemiamibackyardbeachestop2022crowdsourcingcitytop viewed 2021csm2025los angelescsm-featuredclimate educationclimate sciencefunresilienceearth2025storiespublic mediasnowsatellitescoastal changenasa orbiting carbon observatoryclimate changetreesfloodcitizen journalismnew orleanscommunity engagementjournalismradiogirl scoutsbirdsearth scienceneighborhoodnasatop 22 in 2022sea level riseheaturban heat islandurban heatcitizen science waterearthmarine environmentsensorsjulia kumari drapkintrees urban street forest mapcarboncitizen sciencenew yorkjet propulsion laboratorynprdroughtmappingcommunity

Marine Debris Tracker

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

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Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationplastic pollutionecology & environmentlittermarine debriscsm2025marinewaste managementnature & outdoorsearth2025trackercsm-featuredtop viewed 2021appocean pollutiondebrisgirl scouts

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