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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
trees
within 25 miles
Sep 18, 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 Marinesummerexperimentec2020hikingair pollutionwinterairautumncarbon dioxidesmartphone applicationclimateenvironmental justicedatabaseoutdoorsspringair quality indexclimate changeandroidnatureparticulate mattercommunity-based monitoringbicyclingair pollution monitoringgirl scoutsinvestigationclimate monitoringappcarbon monoxideequitycitizen scienceair qualitydataglobal warmingmobile applicationstemusaweather dataweatheriphonescienceenvironment
Arizona Worm Farm
Arizona Worm Farm: Fruit Tree Basics
Arizona Worm Farm Arizona
- September 27, 2025 at 7:00 AM
CommunityGeneral Science
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 & Environmentclimate changecarbon sequestrationtreesurban ecology
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 & EnvironmentAnimalsforest healthtreesecologydeerforestseedlingswildflowerswoodlandswildlife
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentcompostingcompostballoonsballoon
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.
Unrecognized location type near
- Ongoing
Citizen ScienceEducationEcology & EnvironmentBirdsbell miner associated dieback (bmad)bird monitoringlocations of native bell miner coloniesaustraliabmad affected forest biodiversitytree health across the northern rivers region of new south wales birdsgondwana world heritage treeslandholdersdata
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologycirculating entomofaunapollen dispersal distancestropical rainforesttimber speciesfloral traitssize and composition of pollinators communitiestree speciespollination flower ecology tree conservation interaction botany insect entomology
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologyplantingtree plantingtreeswashington d.c.canopy
Caterpillars Count!
Monitor the seasonality and abundance of foliage arthropods
Multiple locations, including yours!
- Ongoing
Citizen ScienceInsects & PollinatorsEducationEcology & EnvironmentBiologyNature & OutdoorsAnimalsGeographycsm2025bird foodearth2025phenologycsm-featuredarthropodscaterpillarsinsectsbiodiversity