Home›Transregional and Maritime Regions›Shaped ByBrowse ByShaped ByThis dimension credits the natural feature or process that shaped a region's own boundaries. Wikipedia notes that physical and environmental geography define regions "based on natural features such as ecosystems or biotopes, biomes, drainage basins, natural regions, mountain ranges, soil types," any one of which can be the reason a region has the shape it does. Browsing by shaped by groups regions defined by the same kind of natural boundary.Shaped ByComments (0)Reader Challenges (0)Shaped ByFilter Results6 entriesRegion TypeAllCultural Region (3)Maritime Grouping (5)Physiographic or Climatic Region (2)ContinentAllAfrica (2)Asia (4)Australia (3)Europe (2)North America (1)Area BandAll181,300 to 537,886 sq km (1)570,000 to 3,425,804 sq km (3)Population BandAll1,919,745 to 7,913,035 (1)150,000,000 to 2,040,000,000 (3)First Proposed YearAll1837 (1)1912 (1)Scientific Consensus YearAll1875 (1)1967 (1)Show ResultsBrowseCompareContinental CollisionShaped By1 entryGlaciationShaped By1 entryPlate TectonicsShaped By1 entrySea Level ChangeShaped By1 entrySubductionShaped By1 entryVolcanismShaped By2 entriesComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.