top viewed 2021

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Nov 2, 2026

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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 MarineFoodAgricultureant picnicnutritionsummer reading 2021rob dunninsectsoutsidenorth carolinasummerdata literacyrob dunn labpicnictop 22 in 2022scientific methodfunfallcookieswinterwildlifeyour wild lifedunn labdietantgirl scoutstop2022nutrientsspringtop viewed 2021ants

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacesolar systemtop viewed 2021nasa-sciactnasawiseplanets_nasastarsnasa-supportedbrown dwarfsplanet nine

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 & Outdoorscicadastop viewed 2021insectinsectsperiodical cicadascicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen Sciencewatertop viewed 2021top 22 in 2022healthpipestop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsgpshumpbackstrackwhale migrationminkeocean-dwellingwhale watchingsea mammalcitizen sciencehumpbackmapfin whalemappingkiller whalestrandingcetaceanfinmigrationstorytellingwhalephototrackingmammalswildliferesearchrescuephotographyminke whalephoto ididentificationwhale watchorcaoceanswhaleswhale trackingconservationmammalwhale biologystoriesdolphinseanon-invasivemarine mammaloceanphoto identificationnature & outdoorstop viewed 2021marine mammalogyorcasecology & environmentanimalunderwatersea animalstory

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutscsm2026top2022csm-featuredpollutiontop viewed 2021light pollutionlibrary_mospolicystartop 22 in 2022naastronomy

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 & Environment_nasadustcsm-featuredweatherdata collectionnasa-sciactearth2025nasaatmospheretop 22 in 2022nasa goclimatenasa-supportedgirl scoutsglobeappdust stormscsm2026top viewed 2021cloudsthe globe programtop2022csm2025meteorology

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinebiodiversitynaturemuseumtop 22 in 2022librarycsm2026androidtop viewed 2021top2022summer reading 2021disneygirl scoutsinsect populationsappiphone_mosnaturalistgardencsm-featuredecologyec2020

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentweathertop viewed 2021funcoastal changefloodstoriessatellitesjet propulsion laboratorysciencecitizen science watermiamiearthbeachespublic medialos angelesurban heat islandresilienceyale climate connectionswnycjulia kumari drapkinsensorsearth sciencecsm-featuredsnowradiocarbonurban heatclimate sciencemountainscommunityclimate educationnasa orbiting carbon observatorycitizen sciencetop2022birdsnasamappingcitizen journalismbackyardmarine environmentjournalismdroughtnew yorktop 22 in 2022csm2025remote sensingrainsea level risephotographytreesnprclimatetrees urban street forest mapneighborhoodclimate changeearth2025citynew orleanscommunity engagementcrowdsourcinggirl scoutsheat

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationgirl scoutsappplastic pollutiondebriscsm2025csm2026ocean pollutiondata collectionmarine debriscsm-featuredecology & environmenttrackernature & outdoorswaste managementearth2025littertop viewed 2021marine

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