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Ancient Tree Inventory
To build a living database of ancient trees
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom
tree
within 25 miles
Oct 14, 2025
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2B Technologies, Inc.
AQTreks (AirQualityTreks)
Monitor air pollution levels and map air pollution around the US
Multiple locations, including yours!
- Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineexperimentdatabaseoutdoorsclimate monitoringequityscienceweather datacitizen scienceec2020air pollution monitoringcarbon dioxideusaweatherspringiphoneparticulate matterappcarbon monoxidesmartphone applicationglobal warmingenvironmental justiceinvestigationautumnandroidair pollutionairbicyclingenvironmentsummerclimatestemclimate changeair quality indexair qualitygirl scoutsnaturecommunity-based monitoringhikingwinterdatamobile application
NC State University | ecoipm.org | YourWildLife.org
A Tree's Life
To learn how climate & urbanization affect tree growth & health
Multiple locations, including yours!
- Ongoing
Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmenturban ecologyclimate changetreescarbon sequestration
Cornell University/New York Department of Environmental Conservation
AVID (Assessing Vegetation Impacts by Deer)
Monitor the effects of deer browsing on woodland trees and plants
Multiple locations, including yours!
- Ongoing through November 30, 2030 at 8:35 PM
Citizen ScienceNature & OutdoorsEcology & EnvironmentAnimalstreesseedlingswoodlandsecologydeerforestwildflowersforest healthwildlife
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentballoonscompostingballooncompost
Northern Rivers Fire and Biodiversity Consortium Inc.
Bell Miner Associated Dieback Best Practice Project
Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.
Anywhere
- Ongoing
Citizen ScienceEducationEcology & EnvironmentBirds birds treestree health across the northern rivers region of new south walesbird monitoringdatalocations of native bell miner colonieslandholdersbmad affected forest biodiversitybell miner associated dieback (bmad)australiagondwana world heritage
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytropical rainforesttree speciespollen dispersal distancespollination flower ecology tree conservation interaction botany insect entomologytimber speciessize and composition of pollinators communitiesfloral traitscirculating entomofauna
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologyplantingwashington d.c.treescanopytree planting
Caterpillars Count!
Monitor the seasonality and abundance of foliage arthropods
Multiple locations, including yours!
- Ongoing
Citizen ScienceInsects & PollinatorsEducationEcology & EnvironmentBiologyNature & OutdoorsAnimalsGeographyearth2025caterpillarsbiodiversityarthropodsphenologycsm2025bird foodcsm-featuredinsects
Chestnut Mega-Transect
Document status of American chestnuts along Appalachian Trail.
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentPolicyClimate & WeatherNature & Outdoorstreecounttreescountingappalachian