Scientific- Research Quarterly of Geographical Data (SEPEHR)

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Author = Mosayyebi, Samaneh

Number of Articles: 1
Extraction of sand and gravel from the river bed Golpaygan a stable environment

Samaneh Mosayyebi

Volume 22, SEPEHR , July 2013, , Pages 7-11

Abstract
  The main features of river ecosystem are that they are dynamic, consistent, organized from the river source to the estuary. This integrated system changes river into a varied, complex and unique system. Critical river ecosystems create a dynamic balance between variables like material, energy, space, ...  Read More