The approaches employed in citizen science nowadays are varied and constantly changing (Pelacho et al., 2021).

Table 4.1 Citizen science activities according to their main objective, including diverse methodologies

Main objektive Methodologies Good practices
Type 1
Better management of natural resources Contributing with pictures. Identifying and cataloguing them
Community-based methodologies, which combine academic science with local knowledge: contributing with data, stories, local culture, etc.
Promoting focus groups, interviews, co-created actions and reports, as well as local, regional, national, and international meetings Biodiversidad
Virtual
Model Forests
GAP2
SnowChange
SEO/BirdLife
Type 2
Better research results Identifying and classifying systems (galaxies, planets, cells, animals, and plants, etc.) on online platforms
Transcribing handwriting texts or translating documents
Serious games
Distributed computing Galaxy Zoo
Old Weather
Einstein@Home
Type 3
Better management of citizen science projects Constitution of associations, observatories of citizen science, etc.
Collaborative networks for supporting other projects
Research and/or elaboration - ideally with citizen participation - of guidelines on communication, ethical issues, quality of data, dataset management, among other issues ECSA conference
Debian
EU-Citizen.
Science

Source:

Pelacho, M., Rodríguez, H., Broncano, F., Kubus, R., García, F. S., Gavete, B., & Lafuente, A. (2021). Science as a Commons: Improving the Governance of Knowledge Through Citizen Science (K. Vohland, A. Land-Zandstra, L. Ceccaroni, R. Lemmens, J. Perelló, M. Ponti, R. Samson, & K. Wagenknecht, Hrsg.; S. 57–78). Springer International Publishing. https://doi.org/10.1007/978-3-030-58278-4_4