top viewed 2021

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Feb 25, 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 & Outdoorsant picnicyour wild lifefuntop2022nutrientsantsgirl scoutsantnutritiontop 22 in 2022wildlifenorth carolinarob dunn labwinterdunn labrob dunndietpicnicspringsummercookiesoutsidefalltop viewed 2021summer reading 2021

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanetsnasa-sciactsolar systemnasa-supported_nasatop viewed 2021nasastarsplanet ninebrown dwarfswise

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 & Outdoorscicadacicadasperiodical cicadasinsectinsectstop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop 22 in 2022healthpipestop viewed 2021watertop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsfinmammalstrandingmappingsea mammalwhalestrackingoceansconservationecology & environmentocean-dwellingminkekiller whaleresearchhumpbacksmapphotographymarine mammalogytop viewed 2021dolphinstorytellingunderwaterseahumpbackwhale watchorcastoryfin whalenature & outdoorswhale biologyidentificationrescuestorieswhale trackingwildlifemammalsminke whalephoto identificationmigrationanimalorcaswhalenon-invasivegpstrackwhale migrationwhale watchingcetaceanoceanphoto idmarine mammalsea animalphotocitizen science

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacetop viewed 2021librarytop2022nagirl scoutstop 22 in 2022starcsm-featuredlight pollution

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 Sciencenasa gonasa-sciactearth2025appweathertop 22 in 2022nasatop viewed 2021dustnasa-supportedcloudsatmospherecsm-featuredcsm2025girl scoutsthe globe programclimatedust stormsglobetop2022_nasa

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentinsect populationsnaturetop2022naturalisttop 22 in 2022librarygardeniphoneandroidbiodiversitygirl scoutsec2020summer reading 2021museumcsm-featuredapptop viewed 2021

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentsnowmarine environmentearthremote sensingnasa orbiting carbon observatoryearth2025citizen sciencepublic mediaclimate educationheatearth sciencebeachescarbonjournalismclimatefuncitizen science watertop 22 in 2022resiliencecrowdsourcingweatherjet propulsion laboratorynew orleanscsm-featuredclimate changecitizen journalismtrees urban street forest mapcoastal changeurban heatstoriestop2022droughtclimate scienceyale climate connectionssea level riseurban heat islandneighborhoodcommunitytreescommunity engagementphotographytop viewed 2021mappingrainfloodnasacsm2025birdssatellitesgirl scoutsmiaminew yorkwnycbackyardradiojulia kumari drapkinnprmountainssensorscitylos angelesscience

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationapplittertrackermarineearth2025debrisplastic pollutiontop viewed 2021marine debrisnature & outdoorscsm2025girl scoutsecology & environmentocean pollutioncsm-featuredwaste management

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