Episodes
Impact Factor Trend (2018–2026)
Clarivate IF trend for Episodes
SCImago Journal Rank citation prestige weighting
89 papers with at least that number of citations each
Aims & Scope
Episodes is the quarterly journal of the International Union of Geological Sciences, published in Seoul, Korea. In circulation since 1978, Episodes is an international and interdisciplinary open access and free, both to submit and download, publication journal that covers all geoscience disciplines, including economic geology, environmental geology, geochemistry, geoethics, geoheritage, geophysics, hydrogeology, mineralogy, paleontology, petroleum geology, petrology, sedimentology, stratigraphy, structural geology, remote sensing, planetary geology, and social science (metric and diversity in publications and citations in Earth Sciences). Episodes includes authoritative articles that reflect global research advances, evolving trends in geoscience disciplines and concise reports on the results of international meetings, conferences, and symposia. It is a high visibility journal, and is indexed in Science Citation Index (SCI), Science Citation Index Expanded (SCIE; Web of Science), and Journal Citation Reports (JCR)/Science Edition, along with many other databases such as SCOPUS. Submitted manuscripts are peer-reviewed, and a first decision is provided to authors approximately within 30 days after submission.
Special Issues
Calls for PapersNo active Calls for Papers found for this journal.
WoS Categories & Quartiles
Detailed JCR / JCI category rankings and quartile breakdown from Clarivate
GEOSCIENCES, MULTIDISCIPLINARY
GEOSCIENCES, MULTIDISCIPLINARY
Annual Historical Statistics & Publications
Track annual publication volume, total citations, and Impact Factor evolution
SCImago & Scopus Journal Intelligence
Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact
Weighted prestige citation metric per document indexed in the Scopus database.
Average citations received per document published in the 2-year window.
Estimated Article Processing Charge for Open Access publication.
Scopus 3-Year Publication & Citation Window
Aggregated from Scopus database across the 3-year SJR evaluation window.
Societal Impact & Inclusivity (SCImago)
Citations in government and international policy documents
Percentage of female authors published in the journal
Real-world societal policy reach and author gender diversity tracked by SCImago.
Scopus Subject Categories
Journal Metrics & Citation Visualizations
Total Cites vs Self-Cites
Evaluation of scholarly independence and citation reach
Citations per Document
Citation metric windows across 2, 3, and 4 years
Chinese Academy of Sciences (CAS) Classification
Major / minor zone classification and CAS Early Warning List history
Academic Intelligence Overview & Context
ImpaQ AnalysisEpisodes (abbr: EPISODES, ISSN: 0705-3797) is a peer-reviewed international scholarly journal in the field of Geosciences, published by International Union of Geological Sciences in China. The periodical holds a Journal Impact Factor (JIF) of 1.50, ranking in quartile Q3 of Web of Science (SCIE), a Scopus SJR indicator of 0.462 (Q2), an H-index of 89.
The journal enforces rigorous peer evaluation with a publication frequency of Quarterly, an annual output of approximately 31 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $3,025 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.
Publishing & Editorial Information
Detailed publisher, peer-review turnaround, and publication cycle specifications
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