trees

within 25 miles

Mar 28, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologycomputer visionscanningremote sensinginventorymonitoringlidarforestdrones

Agave Heritage Festival

Agave Heritage Festival: The Amazing Agave at Saguaro National Park

Saguaro National Park Arizona

April 11, 2026 at 7:00 AM

CommunityGeneral Science

Agave Heritage Festival

Agave Heritage Festival: The Amazing Agave at Saguaro National Park

Saguaro National Park Arizona

April 9, 2026 at 7:00 AM

CommunityGeneral Science

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 Marineandroiddatagirl scoutsweathercitizen scienceenvironmental justicehikingexperimentdatabasecommunity-based monitoringspringnatureair pollution monitoringweather datasciencebicyclingappusasummerair quality indexec2020autumncarbon dioxideparticulate matterclimate changeair pollutionairsmartphone applicationenvironmentiphoneoutdoorsclimateinvestigationclimate monitoringcarbon monoxidewinterglobal warmingair qualitystemequitymobile 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 & Environmentcarbon sequestrationtreesclimate 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 & Outdoorswildlifeforestwildflowersseedlingswoodlandsecologyforest healthdeertrees

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentcompostingballoonballoonscompost

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 & EnvironmentBirdsgondwana world heritagebird monitoring biodiversitytree health across the northern rivers region of new south walesbmad affected forestlocations of native bell miner colonies birdslandholdersaustraliadata treesbell miner associated dieback (bmad)

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologysize and composition of pollinators communitiesfloral traitstree speciespollination flower ecology tree conservation interaction botany insect entomologypollen dispersal distancestropical rainforesttimber speciescirculating entomofauna

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