top viewed 2021

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Jan 7, 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 & Outdoorsnutrientsantstop 22 in 2022nutritionwintersummer reading 2021summergirl scoutsfallnorth carolinaantdiettop viewed 2021cookiesant picnicoutsidetop2022wildlifespringfunrob dunn labpicnicyour wild liferob dunndunn lab

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanetssolar systembrown dwarfsstarsnasa-supportedtop viewed 2021_nasaplanet ninewisenasanasa-sciact

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 cicadascicadainsectscicadastop viewed 2021insect

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop2022waterpipeshealthtop 22 in 2022top viewed 2021

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorstrackingphotographyhumpbackwhalestrandingresearchseaocean-dwellingkiller whalegpsminkefin whaleecology & environmentwhalesminke whaleconservationwhale watchingoceanwhale watchanimalmaporcasorcasea mammalcitizen sciencemammalsunderwaterphoto idsea animalnon-invasivemarine mammalhumpbacksmammalphotostorytop viewed 2021trackstorytellingwhale biologywhale trackingmappingwhale migrationoceansrescuefinidentificationmigrationphoto identificationstoriesnature & outdoorsdolphincetaceanwildlifemarine mammalogy

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacecsm-featuredtop viewed 2021top2022nalibrarygirl scoutslight pollutionstartop 22 in 2022

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 Marinedustnasanasa-sciactclimate_nasaweatherappnasa-supportedtop 22 in 2022girl scoutscsm-featuredcsm2025cloudsearth2025the globe programtop2022atmosphereglobenasa gotop viewed 2021dust storms

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentgardenapptop 22 in 2022naturemuseumsummer reading 2021top viewed 2021libraryinsect populationsec2020girl scoutsbiodiversityandroidiphonenaturalisttop2022csm-featured

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentnasalos angelesnew orleansnew yorkcitysciencesea level risemarine environmentrainjet propulsion laboratorycitizen sciencecarbonearth sciencewnycclimateyale climate connectionsfunresiliencetrees urban street forest mapclimate scienceclimate changecsm-featuredjournalismcsm2025floodmiamineighborhoodbeachestreesbackyardcrowdsourcingpublic mediatop 22 in 2022climate educationremote sensingheatnprphotographydroughtbirdsradionasa orbiting carbon observatorymountainscoastal changejulia kumari drapkinsatellitesearth2025top2022top viewed 2021citizen science watermappingweathercitizen journalismearthstoriescommunitycommunity engagementsnowgirl scoutsurban heat islandurban heatsensors

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationwaste managementgirl scoutsnature & outdoorsmarine debrismarineapptrackertop viewed 2021csm2025ocean pollutionearth2025ecology & environmentlitterdebrisplastic pollutioncsm-featured

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