History of Vegetation and Land-Use Change in the Northern Calcareous Alps (Germany/Austria)

2021 ◽  
pp. 601-612
Author(s):  
Arne Friedmann ◽  
Philipp Stojakowits ◽  
Oliver Korch
2021 ◽  
Author(s):  
Sadaf Pourghorbani

This thesis is a supporting paper for a photographic exhibition that explores contemporary social and political issues in the country of Iran, through the depiction of a changing landscape. The work consists of photographs of the northern province of Gilan, Iran. As a critical body of work, the installation engages audiences to experience the changing environment and asks viewers to question the causes of the environmental changes in agricultural areas. A brief history of land use change in Iran during the White revolution is presented followed by a description of the current situation of farmlands in contemporary Iran. Goals for the project, methodology and issues of subjectivity are discussed. The shooting strategies, selection of the images, and presentation of the project is outlined. Finally, the essay discusses the project’s documentary relevance.


2019 ◽  
Vol 112 (1) ◽  
pp. 62-83
Author(s):  
Sinah Kilian ◽  
Hugo Ortner

AbstractWe present the results of a field study in the Karwendel mountains in the western Northern Calcareous Alps, where we analysed the boundary between two major thrust sheets in detail in a key outcrop where nappe tectonics had been recognized already at the beginning of the 20th century. We use the macroscopic structural record of thrust sheet transport in the footwall and hanging wall of this boundary, such as folds, foliation and faults. In the footwall, competent stratigraphic units tend to preserve a full record of deformation while incompetent units get pervasively overprinted and only document the youngest deformation.Transport across the thrust persisted throughout the deformation history of the Northern Calcareous Alps from the late Early Cretaceous to the Miocene. As a consequence of transtensive, S-block down strike-slip tectonics, postdating folding of the major thrust, new out-of-sequence thrusts formed that climbed across the step, and ultimately placed units belonging to the footwall of the initial thrust onto its hanging wall.One of these out-of-sequence thrusts had been used to delimit the uppermost large thrust sheet (Inntal thrust sheet) of the western Northern Calcareous against the next, tectonically deeper, (Lechtal) thrust sheet. Based on the structural geometry of the folded thrust and the age of the youngest sediments below the thrust, we redefine the thrust sheets, and name the combined former Inntal- and part of the Lechtal thrust sheet as the new Karwendel thrust sheet and the former Allgäu- and part of the Lechtal thrust sheet as the new Tannheim thrust sheet.


2021 ◽  
Author(s):  
Sadaf Pourghorbani

This thesis is a supporting paper for a photographic exhibition that explores contemporary social and political issues in the country of Iran, through the depiction of a changing landscape. The work consists of photographs of the northern province of Gilan, Iran. As a critical body of work, the installation engages audiences to experience the changing environment and asks viewers to question the causes of the environmental changes in agricultural areas. A brief history of land use change in Iran during the White revolution is presented followed by a description of the current situation of farmlands in contemporary Iran. Goals for the project, methodology and issues of subjectivity are discussed. The shooting strategies, selection of the images, and presentation of the project is outlined. Finally, the essay discusses the project’s documentary relevance.


Africa ◽  
1996 ◽  
Vol 66 (1) ◽  
pp. 122-144 ◽  
Author(s):  
A. Endre Nyerges

AbstractThe history of vegetation and land use in western Africa includes a pattern of environmental change that can best be described as gradual, subtle, and difficult to measure accurately. As compared, for example, with the process of large-scale felling in Amazonia, deforestation in this context is not readily amenable to analysis and quantification. Local ethnographic, ecological, and ethnohistorical techniques, however, can be used to develop the information required to advance our understanding of the processes of land use and forest change in the region. In this article, research into the contemporary ecology and ethnography of one swidden fanning group, the Susu of Sierra Leone, is combined with historical reconstruction and ethnohistorical documentation of the area, beginning with the visit of the Portuguese Jesuit Priest Fr Balthazar Barreira in 1516. Later documentary sources include the journal of the British_staff sergeant Brian O'Beirne, who explored the road from Freetown to the Fouta Jallon in 1821, and an account of a regional tour by the colonial traveller Frederick Migeod in 1922. These and other data are used to determine how present production systems cause processes of forest change, to assess the extent to which present production systems reflect the past, and to determine how past systems have affected the environment and changed and evolved over time.


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