trees

within 25 miles

Jun 15, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologyremote sensingforestlidarcomputer visioninventorymonitoringdronesscanning

Ancient Tree Inventory

To build a living database of ancient trees

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom

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 Marineec2020mobile applicationcommunity-based monitoringclimate changecitizen sciencecarbon dioxideparticulate matteraircarbon monoxidedatahikingclimateenvironmentclimate monitoringusabicyclingglobal warmingair pollutiondatabaseinvestigationenvironmental justiceoutdoorsstemgirl scoutsweather datasummerspringscienceweatherappsmartphone applicationiphonenatureautumnair qualityair pollution monitoringair quality indexequityandroidexperimentwinter

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 & Environmenttreescarbon sequestrationclimate changeurban ecology

Cornell University/New York Department of Environmental Conservation

AVID (Assessing Vegetation Impacts from 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 ScienceAnimalsEcology & EnvironmentNature & Outdoorswildflowersseedlingsdeerecologytreesforest healthwildlifewoodlandsforest

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentballooncompostcompostingballoons

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 biodiversitybmad affected forest birdstree health across the northern rivers region of new south walesaustraliagondwana world heritagebird monitoringdatabell miner associated dieback (bmad)locations of native bell miner colonies treeslandholders

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytropical rainforesttree speciessize and composition of pollinators communitiescirculating entomofaunapollen dispersal distancesfloral traitstimber 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 & OutdoorsBiologycanopytree plantingtreeswashington d.c.planting

Caterpillars Count!

Monitor the seasonality and abundance of foliage arthropods

Multiple locations, including yours!

Ongoing

Citizen ScienceGeographyAnimalsNature & OutdoorsBiologyEcology & EnvironmentEducationInsects & Pollinatorscsm2025csm-featuredcaterpillarsbiodiversitybird foodarthropodscsm2026earth2025insectsphenology

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