top viewed 2021

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Apr 9, 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 & Outdoorsgirl scoutsrob dunn labsummer reading 2021wintersummerantsnorth carolinaoutsiderob dunntop2022wildlifetop 22 in 2022your wild lifenutrientsantcookiesfallpicnicspringdunn labfunant picnicdietnutritiontop viewed 2021

NASA / Zooniverse

Backyard Worlds: Planet 9

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

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Ongoing

Citizen ScienceAstronomy & Space_nasaplanetsnasaplanet ninenasa-supportedtop viewed 2021brown dwarfsnasa-sciactwisestarssolar system

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 & Outdoorsinsectscicadainsectperiodical cicadascicadastop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinehealthtop viewed 2021top 22 in 2022waterpipestop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsmarine mammalhumpbacksseastrandinganimalorcassea mammalgpsmigrationwildlifemammalswhale watchmarine mammalogytop viewed 2021humpbackwhaleswhalerescuewhale biologycetaceanphoto identificationdolphintrackingocean-dwellingcitizen scienceresearchmammalphoto idnon-invasivewhale migrationoceanminke whaleconservationoceanskiller whalestoryorcamapphotographysea animalstorytellingmappingfinecology & environmentidentificationstorieswhale trackingunderwaterwhale watchingnature & outdoorsminkephotofin whaletrack

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

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Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmenttop2022nalight pollutioncsm-featuredstargirl scoutstop 22 in 2022top viewed 2021csm2026library

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

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Ongoing

Citizen ScienceEcology & EnvironmentAstronomy & SpaceGeology & Earth ScienceOcean Water MarineNature & OutdoorsClimate & Weathertop 22 in 2022atmospherecsm-featurednasa-sciactclimatecsm2025appnasa gocsm2026_nasanasa-supportedearth2025top2022dust stormstop viewed 2021globedustnasagirl scoutsweathercloudsthe globe program

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceEcology & EnvironmentInsects & PollinatorsAnimalsBiologyNature & OutdoorsOcean Water Marinecsm2026top 22 in 2022top2022museumiphonegardeninsect populationsec2020girl scoutstop viewed 2021summer reading 2021appbiodiversitynaturalistandroidnaturecsm-featuredlibrary

ISeeChange

We’re making a record of climate change impacts.

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Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentearth sciencebackyardcommunityjet propulsion laboratorynprearthcarbonphotographycrowdsourcingcommunity engagementclimate changecsm2025journalismcsm-featuredbirdsclimateclimate educationurban heat islandpublic mediaclimate sciencelos angelesnasanew yorktrees urban street forest mapnew orleanssatellitescitizen science watercitizen sciencemiamiradiofloodrainsnowtop viewed 2021beachesmountainssea level risesciencegirl scoutsjulia kumari drapkincitizen journalismneighborhoodtop 22 in 2022weathertreesdroughtmappingwnycsensorscitymarine environmentfunremote sensingurban heatstoriesheattop2022yale climate connectionscoastal changeresilienceearth2025nasa orbiting carbon observatory

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 scoutscsm-featuredmarine debrisappnature & outdoorswaste managementtop viewed 2021plastic pollutionocean pollutioncsm2025csm2026trackerlitterearth2025debrisecology & environmentmarine

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