Contemporary aeolian landforms and deposits in the Ural river basin (south Russia)

Abstract

This paper presents main features of environment conditions of the steppe zone in southern Russia in Orenburg Region. These features make a background where contemporary aeolian landforms ot psammosteppes are discussed. Mechanical features of dune sediments (gram size distribution and sand abrasion) are also discussed and compared to the substratum sediments. The observations included the Iirtek river valley and the interfluve area of the IIek and Khobda rivers