| Layer | Source | n | Info shown |
|---|---|---|---|
| 🔴 GVP Holocene Volcanoes | Global Volcanism Program, VOTW 5.3.5 (2026) | 1,215 | Name, volcanic arc/region, primary type, last eruption |
| 🔵 Submarine & Volcanic Islands | Maeno, Bull. Volc. (2025) | 422 | Name, type, tectonic setting, depth, eruption period, VEI, tsunami, island formation |
Markers are color-coded by tectonic setting — warm tones (red–orange) for GVP, cool tones (blue–green–yellow) for Maeno. Both layers can be toggled on/off independently.
- Toggle layers — click either dataset label in the sidebar to show/hide it
- Filter — narrow by tectonic setting, dataset, or search by name/region/country
- Click any marker — full details appear in the info panel
earth-volcanoes/
├── earth_volcanoes_v1.html # Main map (self-contained, no server needed)
└── README.md
The map is a single self-contained HTML file — no dependencies to install, no server required. Just open it in a browser or host it on GitHub Pages.
- Global Volcanism Program (2026). Volcanoes of the World (v. 5.3.5). Venzke, E (ed.). Smithsonian Institution. volcano.si.edu
- Maeno, F. (2025). Historical submarine and island-forming volcanic eruptions. Bulletin of Volcanology, 87. doi:10.1007/s00445-025-1871-y