Journal profile · ECOLOGY
Tropics
ISSN 0917-415X · eISSN 1882-5729 · Japan Society of Tropical Ecology
Tropics: CAS Zone 4 · Environmental Science & Ecology (2025 upgraded edition); fully open access; 7 articles in 2025; indexed in ESCI and Scopus.
Scope
Aims, scope and focus
Tropics is published by Japan Society of Tropical Ecology and is in Zone 4 of Environmental Science & Ecology in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Ecology and Vegetation Dynamics Studies, Conservation, Biodiversity, and Resource Management and Forest ecology and management, together about 30.6% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Research area (LetPub): ECOLOGY
Main research topics OpenAlex counts of recent articles; shares are approximate
- Ecology and Vegetation Dynamics StudiesEnvironmental Science12%
- Conservation, Biodiversity, and Resource ManagementEnvironmental Science10.7%
- Forest ecology and managementEnvironmental Science7.9%
- Plant and animal studiesAgricultural and Biological Sciences7.6%
- Coastal wetland ecosystem dynamicsEnvironmental Science6.6%
- Plant Parasitism and ResistanceAgricultural and Biological Sciences4.3%
- Soil Carbon and Nitrogen DynamicsAgricultural and Biological Sciences4%
- Wildlife Ecology and ConservationEnvironmental Science3.8%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Environmental Science & Ecology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Environmental Science & Ecology | Zone 4 |
| Minor | Ecology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Environmental Science & Ecology Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Environmental Science & Ecology | Zone 4 |
| Minor | Ecology | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
Database indexing
ESCIScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- CiteScore 2026-06
- 2LetPub ·
- SJR 2026-06
- 0.23LetPub ·
- SNIP 2026-06
- 0.37LetPub ·
- h-index
- 31OpenAlex ·
- i10-index
- 189OpenAlex ·
- 2-year mean citedness
- 0.66OpenAlex ·
- Self-citation rate
- 14.3%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 5LetPub ·
Articles by year OpenAlex count · 793 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 13 | 13 | 4 |
| 2025 | 7 | 7 | 6 |
| 2024 | 9 | 9 | 9 |
| 2023 | 16 | 16 | 53 |
| 2022 | 9 | 9 | 39 |
| 2021 | 7 | 7 | 25 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Fees & open access
APC and open-access policy
Fully open accessOpenAlex
Every article is open access; authors usually pay an article processing charge (APC).
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- Japan Society of Tropical Ecology
- ISSN
- 0917-415X
- Electronic ISSN
- 1882-5729
FAQ
Frequently asked questions about Tropics
What CAS zone is Tropics in?
In the 2025 upgraded edition of the CAS Journal Ranking, Tropics is in Zone 4 of Environmental Science & Ecology, and in Zone 4 of the minor category Ecology. In the 2026 Xinrui edition it is in Zone 4 of Environmental Science & Ecology. Zones from different editions, and from major and minor categories, are not interchangeable.
Which databases index Tropics?
According to LetPub and DOAJ records, Tropics is indexed in ESCI and Scopus.
Is Tropics open access, and what is the APC?
Tropics is a fully open-access journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .