top viewed 2021

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Mar 10, 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 & Outdoorsfunwildlifediettop viewed 2021your wild liferob dunnnutritioncookieswintersummerfallnutrientstop2022north carolinapicnicant picnicantantsrob dunn laboutsidespringgirl scoutstop 22 in 2022summer reading 2021dunn lab

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Space_nasaplanetsnasa-supportedsolar systembrown dwarfsstarsnasatop viewed 2021nasa-sciactplanet ninewise

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 & Outdoorsperiodical cicadasinsectscicadasinsecttop viewed 2021cicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinewaterpipestop 22 in 2022top2022healthtop viewed 2021

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorswhale biologywhale watchtop viewed 2021humpbackanimalmapcetaceanwhale migrationmammalsphotoecology & environmentorcasea mammalcitizen sciencehumpbacksmammalgpswhalesidentificationfin whalestoriesnature & outdoorsphoto idphotographystrandingmarine mammalogytrackingtrackstorytellingsea animalstoryresearchwildlifemappingconservationwhalerescueoceansmigrationminke whaleunderwaternon-invasiveminkewhale trackingwhale watchingfinphoto identificationdolphinseaocean-dwellingorcasmarine mammaloceankiller whale

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacenastargirl scoutstop 22 in 2022light pollutioncsm-featuredtop2022librarytop viewed 2021

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinetop 22 in 2022librarycsm-featuredgirl scoutsinsect populationstop viewed 2021androidnaturebiodiversityiphonetop2022gardennaturalistmuseumec2020appsummer reading 2021

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentwnycclimate educationtop2022climate changestoriesgirl scoutsmappingfloodmiamifunclimate sciencecrowdsourcingweathertop 22 in 2022new yorkscienceearth2025los angelesnasacsm2025jet propulsion laboratorycitizen sciencemountainscitytreessensorsjulia kumari drapkincoastal changetop viewed 2021citizen journalismcsm-featuredbirdsearth scienceyale climate connectionsbeachestrees urban street forest mapnew orleanssnowclimatephotographyneighborhoodurban heatremote sensingcommunitycitizen science waterheatradiosatellitesrainjournalismresilienceearthdroughtcommunity engagementbackyardsea level risenprpublic mediacarbonmarine environmenturban heat islandnasa orbiting carbon observatory

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationlitterocean pollutiontop viewed 2021appcsm2025marine debrisnature & outdoorsecology & environmentcsm-featuredgirl scoutsdebriswaste managementplastic pollutionearth2025marinetracker

Gillan Lab at Trinity College Dublin

Neureka

Improve mental health and dementia research

Anywhere

Ongoing

Citizen ScienceBiologyPsychologyHealth & Medicinecompulsive habitstop viewed 2021cognitiontop 22 in 2022smartphonecsm-featuredgamesdementiabrain healthneurosciencedepressionalzheimersbraintop2022csm2025mental health

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