top viewed 2021

within 25 miles

Nov 23, 2025

Near

Distance

From

Until

18 opportunities found! use fewer search filter criteria to find more opportunities

Filters

Activity Type

Age

Kids Friendly Only

21+ Only

Participant Age Range Minimum

100

Participant Age Range Maximum

100

Cost

Any Cost Free Only

Topic

Venue Type

Host Organization

Partner Organization

Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorstop2022rob dunngirl scoutsspringfunnutritiondunn labant picnicwildlifeyour wild lifeoutsidetop 22 in 2022dietwinterantsummer reading 2021fallcookiesnutrientsrob dunn labantssummertop viewed 2021north carolinapicnic

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-sciact_nasanasanasa-supportedwiseplanetsbrown dwarfssolar systemtop viewed 2021starsplanet 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 & Outdoorsperiodical cicadasinsectscicadastop viewed 2021insectcicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipeswaterhealthtop viewed 2021top2022top 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorstop viewed 2021whale trackingsea animalphotographymammalhumpbackwhale watchingmarine mammalogyanimalecology & environmentwhaletrackingminkefin whaletrackidentificationmammalsminke whaleocean-dwellingconservationstorytellingphoto identificationresearchoceankiller whalemarine mammalfinorcamigrationunderwaterphotocetaceannature & outdoorsdolphinstoriesseawhale migrationwildlifeoceansmapwhalesorcasstorygpsnon-invasivesea mammalwhale watchcitizen sciencerescuehumpbackswhale biologyphoto idmappingstranding

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelight pollutiontop viewed 2021nagirl scoutstop2022starlibrarytop 22 in 2022csm-featured

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 Marinecsm2025nasa-sciactcloudsweathercsm-featuredthe globe programatmospheredustappglobenasa goearth2025_nasanasa-supportedtop 22 in 2022nasadust stormstop viewed 2021climategirl scoutstop2022

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentbiodiversityandroidnaturelibraryappcsm-featuredsummer reading 2021gardentop2022ec2020girl scoutstop viewed 2021insect populationsmuseumnaturalistiphonetop 22 in 2022

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentbackyardgirl scoutscsm-featuredmappingradiobirdscrowdsourcingclimate sciencefunlos angelesearthcitizen science watersea level risecitizen scienceresilienceyale climate connectionsmarine environmentnew yorkwnycclimate educationmiamicitizen journalismearth2025new orleanssensorsclimatesnowtreestrees urban street forest mapclimate changejournalismweatherfloodremote sensingurban heatnasa orbiting carbon observatoryjet propulsion laboratorytop 22 in 2022coastal changetop viewed 2021top2022julia kumari drapkincommunitycitynprbeachespublic mediaphotographycsm2025storiesdroughtrainurban heat islandcommunity engagementheatneighborhoodsciencenasasatellitescarbonmountainsearth science

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationmarinecsm-featuredgirl scoutscsm2025litterappearth2025ecology & environmentocean pollutionnature & outdoorstop viewed 2021debristrackerwaste managementplastic pollutionmarine debris

Share Your Results

Share the list by copying the link below

Copy Link