Landscape Regions of NY Landscape regions are categorized by: Bedrock structure Elevation Stream patterns Division between landscape regions Bodies of water Mountains Other natural boundaries Mountains High elevation, High Relief Mountaneous regions are sometimes called highlands. Plateau Medium to high elevation, high to low relief Flat Top Steep or gentle cliffs Deeply eroded plateau – flat top, steep valley Grand Canyon plateau – rim elevation is 4000 - 7000 ft. Allegheny Plateau – why is it rounded? Plains or Lowlands Low elevation, low relief Gently rolling hills Climates affect landscape development Humid-lots of precipitation and vegetations, well rounded hills Arid – dry, little vegetation, large canyons Identify the landform… In which two present-day New York State landscape regions is the most Precambian bedrock likely to be exposed on the land surface?