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Dr Ebrahim Moghimi, Mr Mohamad Fathollahzadeh,
Volume 22, Issue 64 (3-2022)
Abstract

System is a set of interconnected components that are systematically interconnected, influenced by one another, interacting with one another, acting as a whole, and being purposeful. A systematic approach is a perspective that allows us to identify the forces and variables that have a significant impact on the environment outside and within a complex and to understand their function and position in the complex. In general, the interplay of form and process in landforms is based on systematic reviews and analysis by researchers and the residual effects of these changes.  In this study, the study of glacial geomorphic systems with regard to systematic approach and the interaction between form and process in glaciers of Oshtorankuh is investigated. Geomorphometric analysis of the glacier cirques of the Oshtorankuh region shows that these landforms, unlike the usual glacier cirques, have been expanded more horizontally and superficially than were investigated in depth direction to justify the genesis and lithology of the area. It is often calcareous and carbonate and the carbonate nature of the environment activates the dissolution process in the environment. Therefore, in this glacier system, the dissolution factor is more effective than other active elements.

Abolghasem Amir Ahmadi, Leila Goli Mokhtari, Naemi Tebar Mahnaz,
Volume 23, Issue 70 (9-2023)
Abstract

The purpose of this study was to identify evidence of late Quaternary glaciers in the northern highlands of Binalood. Topographic maps, satellite imagery and climatic data are the tools and data used in this study. Arc gis 10.4 software was used for data analysis. Quaternary glacier evidences were identified based on four types of evidences including morphic indices, climatic evidences, geomorphological evidences and laboratory indices. Using morphic indexes, the curve lines were identified on topographic maps of satellite imagery, ice-dominated areas, and the effects of 28 glacial circuses. Climatic evidence shows that not only was Quaternary at about 7 degrees cooler than the present time, but its precipitation was almost twice as high as at present. On the other hand, glacier circles, moraines, thales and glacial mounds were the most prominent geomorphologic evidence of glaciers in the Binaloud Heights. Finally, granulometric laboratory indices supplementing the evidence of glaciers have confirmed the existence of glacial sediments at the Binaloud Heights. Also, using Wright's method, the permanent snow boundary line during the reign of Binalood Heights Glaciers was estimated at 2600 m.
 


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