Ridgeline GIS Mapping our Environment

Mark Folsom, GIS Mapping Research Specialist
2517 Lucas Turnpike High Falls, NY 12440
(845) 687-0037
ridgeline_gis@verizon.net

Geographic Information Systems

(computer based data representing mapped features)

Digital mapping/modeling, stereo photointerpretation, field verification using portable global positioning systems and interpretation of features.

Specializing in:

  • Topography-terrain such as cliffs, wetlands, floodplains, mountains, and valleys.
  • Bedrock geology- specializing in karst features such as caves, sinkholes, sinking streams, springs, grikes, and dye tracing.
  • Vegetation classing- based on National Vegetation Classification Standard, including invasive species distributions.
  • Trail and road mapping- includes manmade features such as culverts, waterbars, and gates. Attributes such as trail width, incision/erosion, usage and setting may be included.
  • Hydrology- streams/rivers, drainage basins/spillpoints, wetland recharge areas.

All photographs on this site were taken by Mark Folsom.

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