Physiography

chatham county geology

Geology lays the foundation of physiological features.  Descriptions of the geological features can be found at:

https://mrdata.usgs.gov/geology/state/fips-unit.php?code=f37037

https://chathamconservation.wikispaces.com/file/view/Chatham_and_Triangle_geology.pdf

Eco-regions are areas where ecosystems (and the type, quality, and quantity of environmental resources) are generally similar.

ecoregions of chatham

More information about eco-regions of North Carolina and the US is available at this EPA site:  https://www.epa.gov/eco-research/ecoregions