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Jul 28, 2026

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Citizens for Radioactive Radon Reduction (CR3)

2025-26 CR3 Radon Superheroes Calendar_ EDITION 7: ENGLISH, SPANISH & FRENCH

To help children and families learn about radon in a fun way!

Anywhere

Ongoing

Citizen ScienceHealth & MedicineEducationCrowd Fundingcr3schoolradonrivalsenvironmenthealthradonlibrarytravelcenterhospitalssuperheroeslegislation

ScienceAtHome, Aarhus University

Alien CODE

Study human problem-solving

Anywhere

Ongoing

Citizen SciencePhysicsSocial SciencePsychologyproblem-solvingalien gamegamecitizen sciencehybrid intelligencecomplex problemsintuitionhuman

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 Marinebicyclingair pollution monitoringenvironmental justiceweather datahikingenvironmentstemusainvestigationsmartphone applicationweatherair qualitygirl scoutsexperimentclimate monitoringcommunity-based monitoringcarbon dioxideequitydataec2020iphonewinterautumnair quality indexclimatecarbon monoxidemobile applicationspringairandroidoutdoorsglobal warmingdatabaseair pollutionscienceclimate changesummercitizen scienceappparticulate matternature

Atlas of Living Australia

Create a database of Australian biodiversity.

Multiple locations, including yours!

Ongoing

Citizen ScienceBirdsOcean Water MarineEcology & EnvironmentAnimalsBiologyTransportationNature & OutdoorsCrowd FundingEducationInsects & Pollinatorsna

BioCurious

Making biology accessible!

Multiple locations, including yours!

Ongoing

Citizen SciencePolicyComputers & TechnologyCrowd FundingPhysicsFoodChemistryBiologyEducationhackerspacenadiybiosynthetic biologylibrary

Earth Institute of Columbia University

BiteBytes

monitor mosquitoes using a smartphone application

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & Environmentmosquitosmartphone appmonitoring

Cyanobacteria Monitoring Collaborative

bloomWatch

Provide image notification of cyanobacteria blooms

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEducationClimate & WeatherEcology & EnvironmentOcean Water MarineSocial SciencePolicyBiologyharmful cyanobacteria bloomshabsharmful algal bloomscyanobacteria

NC State University

Campus Canopy Census

Optimize campus forest health and carbon tracking.

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentClimate & Weatherurbanforestry

National Audubon Society

Christmas Bird Count

Contribute to the science of bird conservation

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & WeatherBirdsNature & OutdoorsBiologyEcology & EnvironmentPolicychristmasbirdcbcwinter bird count

Portal - CIÊNCIA CIDADÃ

CIÊNCIA CIDADÃ: Democratização da Ciência e uma Alternativa aos Cientistas

Promover a divulgação de projetos de ciência cidadã no Brasil

Multiple locations, including yours!

Ongoing

Citizen ScienceComputers & TechnologyCrowd Fundingportuguêsinternetciência cidadãwebbrasilcitizen scienceportal

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