Physical Environment
Base physical environment data
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Global Self-consistent, Hierarchical, High-resolution Shoreline (GSHHS)
- GSHHS database v1.10
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ETOPO1 Global Topography
- 1 arc-minute global topography
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GEBCO Global Topography
- 30 arc-second global topography
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SRTM30_PLUS Global Topography
- 30 arc-second global topography

