top viewed 2021

within 25 miles

Jan 5, 2026

Near

Distance

From

Until

19 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 & Outdoorsant picnicnutritionantgirl scoutsdunn labfunwinteryour wild lifefallpicnicnutrientssummer reading 2021rob dunn laboutsidesummertop 22 in 2022springdiettop viewed 2021antswildlifetop2022cookiesnorth carolinarob dunn

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-sciactnasa-supportedsolar systemtop viewed 2021brown dwarfs_nasastarswiseplanet ninenasaplanets

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 & Outdoorsinsectscicadastop viewed 2021insectperiodical cicadascicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop 22 in 2022waterhealthtop2022top viewed 2021pipes

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorssea mammalnature & outdoorsmammalsphotowhale watchingstrandingstoriesfinoceanshumpbackidentificationkiller whaletracksea animalminkewhale trackingwildlifeecology & environmentcetaceanwhale watchmarine mammalogyphoto idcitizen scienceminke whalemaphumpbackswhale biologyfin whaleocean-dwellingorcasstorytrackingphotographygpsorcawhalemarine mammalphoto identificationanimalmammalnon-invasivewhalesresearchdolphinrescuetop viewed 2021underwatermappingconservationmigrationstorytellingwhale migrationseaocean

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacetop viewed 2021starlight pollutionlibrarynagirl scoutstop 22 in 2022csm-featuredtop2022

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 Marineatmospheretop2022dustnasaappglobeclimatecsm-featuredthe globe programtop viewed 2021_nasadust stormsnasa-sciactnasa gocsm2025earth2025nasa-supportedgirl scoutscloudstop 22 in 2022weather

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentappgardencsm-featuredtop2022summer reading 2021ec2020insect populationstop 22 in 2022naturalistandroidnaturemuseumgirl scoutstop viewed 2021librarybiodiversityiphone

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentmountainsjet propulsion laboratorynew yorktop 22 in 2022journalismcsm2025top2022earth sciencenew orleansnprresiliencetop viewed 2021yale climate connectionsnasa orbiting carbon observatorysea level risetreescrowdsourcingradiocarbonrainphotographycommunityurban heat islandearthmarine environmentheatcommunity engagementweatherclimate educationfloodfunsnowcitycoastal changepublic mediaclimate sciencegirl scoutsbeachesclimatescienceurban heatclimate changebackyardnasabirdslos angelescitizen sciencecitizen science watersensorscsm-featuredtrees urban street forest mapmiamineighborhoodmappingcitizen journalismjulia kumari drapkinremote sensingwnycearth2025satellitesdroughtstories

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 pollutionwaste managementcsm2025earth2025csm-featuredmarine debristop viewed 2021girl scoutsnature & outdoorsplastic pollutionmarinetrackerdebrisapplitterecology & environment

Share Your Results

Share the list by copying the link below

Copy Link