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Big Cat Falls
Lions and tigers, oh my. Here you’ll find our family of large and endangered cats from around the world.
Philadelphia, Pennsylvania
- Ongoing
ExhibitionAnimalsEcology & Environment
snow
within 25 miles
Jan 23, 2026
18 opportunities found! use fewer search filter criteria to find more opportunities
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UC Davis Tahoe Environmental Research Center
Citizen Science Tahoe
Collect observations on water, algae, and litter around Lake Tahoe.
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsOcean Water Marinedrikeep tahoe bluetruckeetrashlake tahoewater qualitywater colorucdavistahoestories in the snowlitteralgaeuc davisdesert research instituteleague to save lake tahoetahoe environmental research center
CoCoRaHS: Community Collaborative Rain, Hail and Snow Network
Provide weather data to meteorologists
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & Weathersnowtop 22 in 2022_nasanational weather servicehailweatherthe crowd and the cloudcooperrainclimatecsm2025girl scoutsprecipitationearth2025ec2020hurricanetop2022food securitycsm-featured
The Community Collaborative Rain, Hail and Snow Network.
Community Collaborative Rain, Hail and Snow Network of Maine
Gray Maine
- Ongoing
Citizen ScienceGeneral ScienceCitizen Science
NASA
Community Snow Observations
To improve temporal and spatial snow depth data coverage.
Anywhere
- Ongoing
Citizen ScienceOcean Water MarineEducationGeology & Earth ScienceClimate & WeatherGeographyComputers & TechnologyEcology & EnvironmentNature & Outdoorscryospheremountainsremote sensing_nasasnownasahydrology
Scripps Institution of Oceanography and Universidad Nacional de La Plata
Fjord Phyto
Monitor phytoplankton species diversity along the Arctic and Antarctic coast
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineBiologyEcology & Environmentphytoplanktonmicrobemetagenomicsantarticanasa-sciactpolarmetatranscriptomicssnownasa-supportedmicrobes_nasafjordphytowapcsm2025tourismantarcticiceiaatogeneticsantarcticaglaciersfjordsglacial meltwaterwintermeltwater
Charlotte Amateur Astronomers Club
GHRO Telescope Training
GHRO SC
- January 24, 2026 at 9:30 PM through 9:30 PM
CommunityAstronomy & Space
ISeeChange
ISeeChange
We’re making a record of climate change impacts.
Anywhere
- Ongoing
Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentremote sensingcsm-featuredsea level risecityheattrees urban street forest mapcarbonearthclimatefloodmiamitop 22 in 2022treesyale climate connectionsphotographyfunsciencenew orleansstoriessatellitesearth2025climate educationcrowdsourcingbirdssensorsearth scienceclimate sciencepublic medianasajulia kumari drapkincommunitymappingcitizen science waterresiliencecitizen sciencebeachesbackyardrainlos angelesurban heattop viewed 2021coastal changewnyccitizen journalismjet propulsion laboratorynasa orbiting carbon observatorycsm2025community engagementmarine environmentdroughtneighborhoodjournalismnew yorkradioweathergirl scoutstop2022climate changemountainsurban heat islandnprsnow
Lynker and DRI / NASA
Mountain Rain or Snow
Our goal is to improve scientists’ understanding of winter precipitation.
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherEcology & EnvironmentOcean Water Marinenasa-sciactprecipitationhydrologyclimate_nasasnowwaterrainweathernasa-supportedtechnology
Precipitation ID Near the Ground (PING)
Develop radar technologies to detect precipitation
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherComputers & TechnologyOcean Water MarineNature & Outdoorsnoaaiphonerainweatherhailclimate & weatherandroidnational weather serviceprecipitation
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