OpenTopography: High-resolution lidar and elevation data, searchable on a map. VolcanoDiscovery: Volcano news, active volcano map and earthquake reports.
| OpenTopography | VolcanoDiscovery | |
|---|---|---|
| Category | Geology, Terrain & Ocean Floor | Earthquake, Fire & Disaster Maps |
| Coverage | Worldwide | Worldwide |
| Updates | Periodically | Daily |
| Data source | Lidar surveys and global DEMs | Volcano observatories, seismic agencies and own reporting |
| Made by | San Diego Supercomputer Center and partners | VolcanoDiscovery |
| Price | Free | Free |
| Account | Free to view, account for extras | No account needed |
| On phones | Best on a computer | Works well on phones |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with OpenTopography
- Lidar datasets on a map
- Global elevation models
- Online processing
What you can do with VolcanoDiscovery
- Map of active volcanoes
- Eruption news
- Earthquake lists by region
Summary based on public information. Check each map's website for current features and prices.