Home›Sand Dunes and Dune Fields›Formation FamilyBrowse ByFormation FamilyFactsFormation FamilySourcesComments (0)Reader Challenges (0)FactsComparisonFormation OriginWell-attestedA dune is a landform composed of wind- or water-driven sand. 1Formation FamilyBrowseCompareCoastal DunesSand Dunes and Dune Fields11 entriesDesert Dunes and Sand SeasSand Dunes and Dune Fields11 entriesSources1. Wikipedia: Dunetier 2WikipediaDune, lead sentenceQuote, Dune, lead sentenceA dune is a landform composed of wind- or water-driven sand.View the SourceComments (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.