GIS, CAD, and mapping daily news provided by Spatial News SpatialNews. Data such as these will be useful for studying the history of volcanic activity on these now extinct volcanoes. SRTM data also will help local officials evaluate and mitigate natural hazards for islands throughout the Pacific. This perspective view combines two types of data from the Shuttle Radar Topography Mission.
Colors range from blue at the lowest elevations to white at the highest elevations.