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Geomorphology Home Page, University of Virginia (Popularity: ): Information and research on fluvial geomorphology and landform evolution on Mars.
Whisprwave (Popularity: ): Beach erosion control devices.
TEMPEST Wave Defense System (Popularity: ): Firm designing and manufacturing custom breakwaters that prevent beach erosion and coastal damage.
Terra-T (Popularity: ): Terra-T is a ground surfacing and erosion control device designed to provide a stable load bearing surface.
Meteor Crater (Popularity: ): Official site for the visitors center at the Barringer meteor crater. Short history, animations, visitor information.
Lonar Crater (Popularity: ): A 2km diameter impact crater in India. Background information, tourism, scientific literature, student guide.
Impact Structures (Popularity: ): Geology, geophysics, and petrology of impact structures (meteorite impact craters) with special focus on the Azuara and Rubielos de la Cérida impact structures (Spain)
National Speleological Society (Popularity: ): Advancing the study, conservation, exploration, and knowledge of caves. Although primary focus is on recreation, site has extensive information and links about caves and karst.
Karst Dynamics Laboratory (Popularity: ): Institute based in Guilin, China undertaking research that includes the development of karst water resources, the carbon cycle in karst and geological hazards.
Karst Pages (Popularity: ): Site aiming to facilitate publishing and debating of data based research papers. Table of contents organised by subject, galleries, exploration history and blind cavers program.
Canadian Geomorphology Research Group (Popularity: ): Includes 'CGRG Bibliography of Canadian Geomorphology', a searchable database with >11,000 records identifying publications describing the practice and application of geomorphology in Canada. Citations relate to the fields of aeolian, ...
International Association of Geomorphologists (Popularity: ): Scientific, non-governmental and non-profit organisation whose principal objectives are development and promotion of geomorphology as a science through international co-operation and dissemination of knowledge of geomorphology.