top viewed 2021

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Nov 24, 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 & Outdoorsoutsidegirl scoutsyour wild lifepicnicwildlifesummerrob dunn labantstop 22 in 2022dietnorth carolinafunwintertop viewed 2021rob dunntop2022summer reading 2021fallnutrientsspringantcookiesdunn labant picnicnutrition

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-supportedplanet ninestarsnasa-sciacttop viewed 2021planetswisesolar systembrown dwarfs_nasanasa

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 cicadascicadatop viewed 2021insectsinsectcicadas

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipestop2022top viewed 2021top 22 in 2022healthwater

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorscitizen sciencekiller whaleocean-dwellingecology & environmentorcawhale trackingmammalwildlifephoto identificationphoto idstrandingseasea mammalwhale watchingconservationwhalesoceansoceannon-invasivestoryminkehumpbackswhalemappingmapmarine mammalogytop viewed 2021underwateranimalminke whaletrackingresearchfin whaleidentificationstoriescetaceanphotographydolphinrescuemammalssea animalstorytellingorcasmarine mammalwhale biologyfinnature & outdoorsgpswhale migrationphototrackmigrationhumpbackwhale watch

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacetop viewed 2021top2022librarygirl scoutsstarnalight pollutioncsm-featuredtop 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 Marinecsm-featured_nasacloudstop 22 in 2022earth2025climatenasa-supporteddustweatheratmospherenasa-sciactglobenasanasa goappgirl scoutsthe globe programtop viewed 2021dust stormstop2022csm2025

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentappsummer reading 2021androidlibrarytop2022natureiphonetop 22 in 2022naturalistgirl scoutsmuseumbiodiversitycsm-featuredtop viewed 2021ec2020insect populationsgarden

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentclimateurban heat islandcityneighborhoodsea level risenew orleanscrowdsourcingheatcsm-featuredrainnasa orbiting carbon observatorysciencecommunity engagementresiliencecommunitymappingweatherstoriesclimate sciencejulia kumari drapkinwnycgirl scoutsearth2025radiosatellitessensorssnowphotographynew yorktrees urban street forest mappublic mediaremote sensingearth sciencejet propulsion laboratorymiamilos angelesbackyardnasabeachescitizen science waterfloodbirdsjournalismmountainsfuncoastal changenprdroughtcitizen scienceurban heatcarboncitizen journalismtreesearthmarine environmentclimate educationcsm2025top2022climate changetop 22 in 2022yale climate connectionstop viewed 2021

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationtrackermarine debrisappcsm2025ecology & environmentcsm-featurednature & outdoorstop viewed 2021debrismarinegirl scoutsearth2025waste managementlitterocean pollutionplastic pollution

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