top viewed 2021

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Nov 22, 2025

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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 & Outdoorsdiettop 22 in 2022dunn labnutrientspicniccookiesrob dunn labfallantwinteryour wild lifesummernorth carolinanutritiontop viewed 2021funrob dunnwildlifeantssummer reading 2021springtop2022girl scoutsant picnicoutside

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanet ninestars_nasanasa-supportedsolar systemplanetsnasa-sciactnasabrown dwarfswisetop viewed 2021

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 & Outdoorsinsectsinsecttop viewed 2021periodical cicadascicadacicadas

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipestop2022top viewed 2021waterhealthtop 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsminke whalemarine mammalmammalmarine mammalogyphotophoto idsea mammaltrackdolphinseawhale migrationecology & environmentwildlifeorcaphotographyminkewhale trackingunderwatergpsmapfinstoriessea animalwhale biologytrackingidentificationmammalswhalesmappingocean-dwellingcetaceannature & outdoorsnon-invasivewhale watchstoryconservationoceansorcasanimalmigrationstorytellingcitizen sciencehumpbackwhaleresearchstrandingtop viewed 2021fin whalerescuewhale watchinghumpbacksoceanphoto identificationkiller whale

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacecsm-featuredlibrarytop 22 in 2022light pollutiontop viewed 2021top2022nastargirl scouts

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 Marinecloudsnasa-sciactglobenasa-supportedearth2025girl scoutstop 22 in 2022dust stormsdusttop viewed 2021climateapptop2022csm2025csm-featuredthe globe programatmospherenasaweathernasa go_nasa

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentmuseumgardennaturesummer reading 2021ec2020girl scoutsinsect populationslibrarybiodiversityandroidnaturalisttop 22 in 2022apptop2022iphonetop viewed 2021csm-featured

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentclimatecommunity engagementmountainsmiamisnowurban heat islandtop viewed 2021backyardjet propulsion laboratorysea level risetrees urban street forest mapcitizen science waterfunclimate educationnew yorkclimate sciencejournalismheatearth2025csm2025satellitescrowdsourcingnasatreesradiocitizen scienceclimate changesciencecitystoriesnasa orbiting carbon observatoryearth sciencebirdsnprremote sensinggirl scoutsnew orleanslos angeleswnyctop 22 in 2022floodyale climate connectionsphotographysensorsurban heatcsm-featuredearthbeachesweathercommunityneighborhoodcitizen journalismdroughtresiliencepublic mediamappingtop2022coastal changerainjulia kumari drapkincarbonmarine environment

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationocean pollutionmarinecsm-featuredmarine debrisdebrisnature & outdoorsplastic pollutionecology & environmenttop viewed 2021waste managementtrackercsm2025littergirl scoutsappearth2025

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