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v2026.1714 entries · CC-BY 4.0
CASRAI
Dictionary termTrack EStablev2026.2

Citizen science

Research in which members of the general public actively participate in the scientific process, including problem framing, data collection, analysis or dissemination, often at large scale and with substantive contribution.

ByCASRAI Editorial Board
· Last updated 21 May 2026

Examples

Worked examples

  • Is an instance

    Volunteers contribute species observations to iNaturalist, feeding biodiversity research.

  • Is an instance

    A community group co-designs an air-quality monitoring study with university researchers.

Counter-examples

Looks similar, but isn't

  • Not an instance

    An app that crowdsources data with no feedback to contributors and no role in publication.

  • Not an instance

    Calling a public lecture 'citizen science' with no public contribution to research.

Editorial commentary

Citizen science is distinct from outreach: citizens act as researchers, contributing meaningfully to scientific knowledge. Modes range from 'contributory' (publics collect data) to 'collaborative' (publics design protocols) to 'co-created' (publics lead). Established platforms include Zooniverse, iNaturalist, eBird and the Great Backyard Bird Count. ECSA (European Citizen Science Association) maintains the 'Ten Principles of Citizen Science' addressing quality, ethics, and recognition. UNESCO's Open Science Recommendation explicitly identifies citizen science as a pillar of open science.

References

  • ECSA Ten Principles of Citizen Science, 2015. Bonney R et al. 'Citizen Science: a developing tool for expanding science knowledge' BioScience 2009.

Also known as

Citizen science research · Community science

Machine-readable encodings

Use in your systems

JATS XML <role> element
xml
<role vocab="credit"
      vocab-identifier="https://casrai.org/dictionary/"
      vocab-term="Citizen science"
      vocab-term-identifier="https://casrai.org/dictionary/term/citizen-science" />
Schema.org DefinedTerm (JSON-LD)
json
{
  "@context": "https://schema.org",
  "@type": "DefinedTerm",
  "name": "Citizen science",
  "identifier": "https://casrai.org/dictionary/term/citizen-science",
  "description": "Research in which members of the general public actively participate in the scientific process, including problem framing, data collection, analysis or dissemination, often at large scale and with substantive contribution.",
  "inDefinedTermSet": "https://casrai.org/dictionary/domain/engagement-impact-and-sdg-alignment/",
  "url": "https://casrai.org/dictionary/term/citizen-science",
  "sameAs": [
    "Citizen science research",
    "Community science"
  ],
  "license": "https://creativecommons.org/licenses/by/4.0/"
}
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