DRRR2

• Geological Map


  Representation, about a topographic map, of the different types of rocks that outcrop in the terrestrial area and the types of contacts among them
• Geological Map


  • Shows geological features, rock units or geologic strata by colors or symbols to indicate where they are exposed at the surface
• Geological Map Features


  • Faults
  • Tilts
  • Folds
  • Rock layers
• Parts of Geological Map

  • Legend
  • Interpretation
  • Title
  • Susceptibility
  • Sources
• Symbols in Geological Maps

  • Thick lines and thin lines
  • First capitalized letter in geologic unit
  • Colors
  • Dotted contact line
• Contours and topography are just the first parts of a geologic map. The map also puts rock types, geologic structures, and more onto the printed page through colors, patterns, and symbols.
• Mitigation


  Involves acting to reduce the risk of life or property damage from a potentially dangerous incident. There is no way to avoid natural disasters, but people and organizations may take steps to minimize the harm and losses that they cause.
• Mitigation (Merriam Webster's definition)


  The process or result of making something less severe, dangerous, painful, harsh, or damaging.
• Mitigation (National Academies Press definition)


  Actions taken to prevent or reduce the risk to life, social and economic, and natural resources from natural hazards.
• Precautionary Measures for Landslide and Sinkholes

  • Plant more trees, grasses, and other vegetation for soil compaction and erosion prevention
  • Build mudflow or debris flow diversion channels to steer flow away from your property
  • Do not build your house on or near steep slopes, mountain edges, drainages, or natural erosion valleys
• Landslide


  Also known as country slips
• Sinkhole


  Also known as a cenote, swallet, swallow hole, or doline. A depression or hole in the ground caused by some form of surface layer collapse.