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Acoustic Bat Monitoring
To understand the population of bats in Wisconsin.
Multiple locations, including yours!
- Ongoing
Citizen ScienceBiologyEcology & EnvironmentAnimalsNature & Outdoorsbats
neighborhood
within 25 miles
Jun 17, 2026
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HabitatMap
AirCasting
Crowdsource air quality data & clear the air!
Anywhere
- Ongoing
Citizen ScienceEducationEcology & EnvironmentComputers & Technologyearth2025noiseappcsm2025air qualityair pollutioncsm2026pollutionheart ratearduinoandroidlibraryair-quality
Coastal and Ocean Resources
BeachObserver
Promote citizen science, develop baseline data, analyze change
Anywhere
- Ongoing
Citizen ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsBiologyAnimalsGeographyEducationSocial ScienceGeology & Earth ScienceBirdspollutionmarine debrisbeachmonitoringcitizen scienceobservationsshorelinewildlife
Colby College
Bugs In Our Backyard
Involve the public in survey of insect biodiversity
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentBiologyAnimalsInsects & PollinatorsNature & OutdoorsEducationinvasive speciesevolutioninsectbiodiversityurbanbugsk-12girl scoutsrange expansiondevelopmental biologyecologygenetics
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytreesplantingwashington d.c.tree plantingcanopy
Ocean Conservancy
Clean Swell®
Join a global movement to keep beaches, waterways and our ocean trash free!
Anywhere
- Ongoing
Citizen ScienceOcean Water MarineSocial SciencePolicylitterbeachestrashvolunteermarine debriscleanup(s)
Contra Costa Volunteer Creek Monitoring
Collect baseline data on local watersheds
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentBiologyOcean Water MarineInsects & PollinatorsGeology & Earth ScienceNature & OutdoorsPolicywatershedcaliforniagpswater quality
Cora Hartshorn Arboretum and Bird Sanctuary
Cora Hartshorn Arboretum and Bird Sanctuary
Connect communities with local nature and birdlife
Short Hills, New Jersey
- Ongoing
Citizen ScienceEcology & EnvironmentNature & Outdoorscommunitylocal ecosystemsarboretumbirdstrailseducation
talkSTEM
Create Your Own walkSTEM®
Anywhere
- Ongoing
WorkshopDesignEcology & EnvironmentBiologyComputers & TechnologyTechnologyMathematicsEngineeringArchaeology & CulturalRoboticsOnline: On Your Own
Crowd the Tap
We’re creating a national inventory of tap water pipes.
Multiple locations, including yours!
- Ongoing
Citizen ScienceHealth & Medicinetop2022top viewed 2021top 22 in 2022healthwaterpipes