Encyclopedia of Science
GEOLOGY & PLANETARY SCIENCE
A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

          HOME
ABOUT
CATEGORIES
USE OF TEXT AND IMAGES
NEWSLETTER

  



canyon



Grand Canyon
Grand Canyon
A deep, steep-sided valley formed through erosion by a river of hard rock lying in horizontal strata. The best known example is the Grand Canyon inArizona. Marine canyons may be formed when a riverbed and the surrounding terrain is submerged, or by turbulence by deep-water currents.


Related category

   • GEOLOGY AND PLANETARY SCIENCE


Also on this site:

Encyclopedia of Alternative Energy & Sustainable Living
Encyclopedia of History



BACK TO TOP