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  • The aim of this paper is to model the sensitive of drainage systems to increased regional gradient at both the river-network scale and gully-system scale. The research is applied to a semi-arid region experiencing extensional tectonic activity
  • Field observation combined with remote sensing, employing both Landsat images and aerial photographs, and the analysis of topographic, geomorphological and geological maps show that the regional contrasts in seismicity and associated tectonic