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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 9, 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 Marineautumnstemandroidsummerenvironmental justiceusahikingair quality indexdatadatabaseexperimentsmartphone applicationglobal warmingappbicyclingmobile applicationgirl scoutsscienceair pollution monitoringwinterspringequityair qualityaircommunity-based monitoringcarbon dioxideoutdoorsec2020citizen scienceinvestigationclimateair pollutionnatureiphoneweatherweather datacarbon monoxideclimate monitoringclimate changeparticulate matterenvironment
Arizona Worm Farm
Arizona Worm Farm: Fruit Tree Basics
Arizona Worm Farm Arizona
- September 27, 2025 at 7:00 AM
CommunityGeneral Science
Arizona Worm Farm
Arizona Worm Farm: VIP Tour
Arizona Worm Farm Arizona
- September 13, 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 & 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 & EnvironmentAnimalsecologywildflowersforest healthwoodlandsforestseedlingswildlifedeertrees
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentcompostingcompostballoonballoons
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 & EnvironmentBirds treesgondwana world heritagebmad affected forest biodiversitylocations of native bell miner coloniesbird monitoring birdsaustralialandholdersbell miner associated dieback (bmad)datatree health across the northern rivers region of new south wales
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologypollen dispersal distancesfloral traitstimber speciespollination flower ecology tree conservation interaction botany insect entomologytree speciessize and composition of pollinators communitiestropical rainforestcirculating entomofauna
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologycanopytree plantingwashington d.c.plantingtrees