نتایج جستجو برای: geomorphic landforms
تعداد نتایج: 3815 فیلتر نتایج به سال:
this paper tries to systematically survey, with taking theoretical view on geomorphic basin and its changes into account. the purpose of this research is to determine the balance and stability of geomorphic basins from the past to present and then to future. consequently, it tries to determine the balance between energy and input-output materials for example (rainfall , solar radiation, tectoni...
Assam region is mainly formed by the deposit and erosion process of Brahmaputra River. The frequency seismic events results in landform deformation, which highly influences drainage basin pattern causes anomalies, having a subsequent effect on flood distribution pattern. In present study, morphometric parameters geomorphic indices for are derived from SRTM DEM data 30 m resolution using GIS to ...
Sand grains are ubiquitous in the Earth’s system, and found different environmental settings globally, but sand itself as a physical object has multiple conflicting meanings with respect to both its agglomeration into landforms such dunes beaches, how dynamics have cultural significance meaning. This study takes transdisciplinary approach towards examining of sand, focusing on spatiotemporal ph...
Past activity of geomorphic processes can be reconstructed on tree-ring series using the presence of injuries, reaction wood or abrupt changes in the annual increment. The analysis of these features provides valuable data on years with process activity. In contrast, an intra-annual dating has so far normally only been possible through the analysis of injuries. In this technical note, it is show...
Earth’s landscape is continually evolving as land uplifted by tectonic and volcanic processes is eroded by water, ice, and wind. On Earth, the dominant landforms have been produced by the action of rivers and glaciers transporting material from mountains to the sea. The amount and proportion of water and ice available for changing the landscape are both sensitive to climatic regime, so that a s...
The cryosphere contains a rich archive of the climate record, and is an important part of the global hydrological cycle. The investigation of the glacial behaviour informs our understanding of the forces that have shaped landscapes in glaciated terrains, and is key to developing understanding of past and future climate change and global climate teleconnections. Numerical modelling of glacial sy...
Genesis and morphology of soil pendants in Quaternary landforms of Pabranagat Valley, Nevada
Introduction Geo-morphotourism is a new sub-discipline that relay on nature and try to maintain locality nature identity and introduce geologic phenomenon of a place to tourists. Geo-tourism has a wide audience nowadays all over the world. Geo-tourism is a kind of tourisms which try to maintain geographic, environmental, cultural characteristics of visited places or enhanced them; it may hav...
Two ages are attributed to each circular lunar sea, the age of formation of the circular basin, probably by impact, and the age of the filling of the basin by lava-like effusions.Each lunar-sea surface displays a range of geomorphic indices. This is interpreted as being due to the presence of effusions of different ages on the surface of each sea. The landing sites of Apollo 11 and 12 have geom...
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