top viewed 2021

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Mar 29, 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 & Outdoorsrob dunnwinterspringpicnicnutrientsantwildlifedietdunn labnorth carolinafunnutritiontop2022summer reading 2021ant picnicoutsideyour wild lifeantsfalltop 22 in 2022girl scoutsrob dunn labsummercookiestop viewed 2021

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacestarsplanetsnasa_nasawisetop viewed 2021solar systembrown dwarfsplanet ninenasa-supportednasa-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 & Outdoorscicadascicadainsectperiodical cicadastop viewed 2021insects

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipeswatertop viewed 2021top2022healthtop 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsphotographyocean-dwellingwhale watchphoto idecology & environmentnon-invasiveminkeoceanhumpbackmarine mammalwhalescitizen scienceunderwatermigrationorcarescueoceanshumpbacksmammalnature & outdoorsstrandingmarine mammalogyseadolphinwildlifecetaceanidentificationstoryphototrackconservationsea mammalfin whalewhale biologywhale watchingstorytellingkiller whalemappingtop viewed 2021orcasmammalstrackingsea animalstoriesminke whalemapfinwhaleresearchphoto identificationanimalwhale migrationwhale trackinggps

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentnatop2022top viewed 2021top 22 in 2022csm-featuredgirl scoutslibrarystarlight pollutioncsm2026

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineEcology & EnvironmentClimate & WeatherGeology & Earth ScienceAstronomy & Spacetop2022nasadustgirl scouts_nasanasa-sciacttop viewed 2021top 22 in 2022nasa-supporteddust stormsatmosphereclimatecsm2026csm2025cloudsglobeearth2025csm-featuredweatherappthe globe programnasa go

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentlibrarybiodiversitymuseumapptop 22 in 2022csm-featuredcsm2026gardeninsect populationsgirl scoutssummer reading 2021top viewed 2021top2022androidnaturalistnatureec2020iphone

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentearth sciencecarbonjulia kumari drapkintop2022los angelesradiocsm-featuredbirdssensorspublic mediamappingearthmarine environmentcoastal changenew yorkneighborhoodwnycphotographyclimate educationcommunity engagementdroughtfunjournalismrainnew orleansremote sensingcsm2025floodjet propulsion laboratorytop 22 in 2022satellitesnprbackyardtrees urban street forest mapsea level risecitizen science waterresiliencegirl scoutscitizen journalismyale climate connectionsscienceurban heat islandcitizen sciencemountainsbeachesclimateclimate sciencenasasnowtreesearth2025heatcitymiaminasa orbiting carbon observatorycrowdsourcingweathercommunityurban heatstoriesclimate changetop viewed 2021

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationecology & environmentcsm2025plastic pollutiondebrisgirl scoutscsm-featuredapplitterwaste managementtrackertop viewed 2021marine debriscsm2026earth2025marinenature & outdoorsocean pollution

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