top viewed 2021

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Oct 12, 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 & Outdoorsnutrientssummer reading 2021outsideinsectsgirl scoutssummertop viewed 2021picnicspringrob dunn labfunscientific methodant picnicrob dunndunn labyour wild lifecookiesdata literacywinterdietanttop2022north carolinanutritionwildlifetop 22 in 2022fallants

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-supportednasa-sciactbrown dwarfsstarstop viewed 2021planetsplanet ninesolar systemnasa_nasawise

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 cicadascicadasinsectstop viewed 2021cicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen Sciencetop2022top viewed 2021top 22 in 2022pipeshealthwater

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorshumpbackmapoceanswhaleswhale biologystrandingmigrationmammalsstoriesseastorytellingminke whaleresearchorcaphoto idfin whaleminkemammaloceancetaceanmarine mammalogywildlifewhale trackinganimaltracktop viewed 2021photographyhumpbackswhale watchtrackinggpswhale watchingdolphinkiller whalestoryrescuemappingecology & environmentunderwaterfinmarine mammalidentificationphotophoto identificationnature & outdoorssea mammalwhale migrationnon-invasiveocean-dwellingsea animalorcascitizen sciencewhaleconservation

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacestarastronomygirl scoutstop 22 in 2022librarycsm-featuredlight pollutiontop viewed 2021policy_mostop2022pollutioncsm2026na

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherNature & OutdoorsOcean Water MarineGeology & Earth ScienceAstronomy & SpaceEcology & Environmentearth2025top2022top viewed 2021top 22 in 2022nasa-supportedappcsm2025data collectiondust stormsclimatethe globe programmeteorologyglobecloudsnasaatmosphere_nasacsm2026nasa-sciactnasa gogirl scoutscsm-featureddustweather

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentandroidmuseumec2020naturetop 22 in 2022libraryiphoneecologycsm2026top viewed 2021csm-featuredgardentop2022summer reading 2021biodiversitynaturalistinsect populationsgirl scoutsappdisney_mos

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentlos angelessnowsensorsearthtrees urban street forest mapsea level risetop 22 in 2022climate changephotographyclimate educationcitizen journalismtop viewed 2021top2022rainnew orleansmappingscienceheatcitizen science watercsm2025yale climate connectionsurban heatweatherremote sensingclimate sciencenasa orbiting carbon observatorynprwnycnew yorkjulia kumari drapkingirl scoutscrowdsourcingcommunitydroughtbackyardcsm-featuredclimatecoastal changejournalismcityfloodresiliencepublic medianeighborhoodstoriescarbonnasaearth2025earth sciencebeachesmarine environmenttreescommunity engagementcitizen sciencebirdsfunjet propulsion laboratoryurban heat islandradiosatellitesmountainsmiami

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationcsm-featureddata collectionmarinetrackercsm2026waste managementplastic pollutionecology & environmentcsm2025nature & outdoorsgirl scoutsmarine debrisappearth2025litterocean pollutiontop viewed 2021debris

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