The map above represents the "dendritic" identified with deforestation and expansion of civilizations, many studies have been done to identify why this method is replicated by humans in the environment. Ariba uses GIS to see if hydro-logical patterns play a role in both the Expansion of logging roads but also density of the Forest.
Arima, E. Y., & Walker, R. T. (2008). Emergent Road Networks. In The Fragmentation of Space in the Amazon Basin: (6th ed., Vol. 74). N.p.: 2008 American Society for Photogrammetry and Remote Sensing.