1. Environmental impacts of the Covid-19 pandemic on the world and Iran

Mohammad Yazdi

Volume 1, Issue 2 , Spring 2020, Pages 1-12

Abstract
       The coronavirus disease or the so-called Covid-19 is a highly transmittable and pathogenic viral infection which emerged in Wuhan, China and spread rapidly around the world. The virus has resulted in about 4.2 million infections and 280,000 deaths (as of 10 May, 2020). Covid-19 is affecting ...  Read More

2. Geomorphic effects of gravel mining on coastal plain rivers in Mazandaran, Iran

Mohammad Mehdi Hoseinzadeh; Reza Esmaili

Volume 1, Issue 2 , Spring 2020, Pages 13-21

Abstract
  Rivers in Iran are heavily influenced by human activities, so that they have undergone many changes. In the meantime, gravel mining is one of these activities that has several environmental impacts on the various aspects of river environments. The study area is located in the plain of Mazandaran Province ...  Read More

3. Identification and determination of avalanche speed by using radar interferometry –A case study in Varangah Rud at Chalous Road, Iran

Abolghasem Goorabi; mohammad Fathollahzadeh

Volume 1, Issue 2 , Spring 2020, Pages 22-29

Abstract
  Avalanche is one of the natural disasters that annually inflicts heavy casualties on human societies, especially the world's transportation systems, especially in mountainous areas. The use of remote sensing and radar interference knowledge is one of the expanding and efficient methods in identifying ...  Read More

4. Dating of late Pleistocene and Holocene fluvial sediments Using OSL, Uranium series and 14C methods in the Saqqez River, Iran

Khabat Derafshi

Volume 1, Issue 2 , Spring 2020, Pages 30-42

Abstract
  Fluvial sediment dating surveys are one of the quaternary researches which can help to explicit many environmental issues. In the present study, samples taken to direct age determination belong to a depositional profile located in one of the tributaries of Saqqez River. This profile is located at southwest ...  Read More

5. Zonning susceptible areas of landslide using WLC and OWA methods -A case study in Mountain cliff Khan, Iran

Hamid Ganjaeian; Morteza Rezaei Arefi; Tina Peysoozi; Kamyar Emami

Volume 1, Issue 2 , Spring 2020, Pages 43-51

Abstract
  Landslide is among the most damaging ones, which has been accelerating in recent decades as human manipulation of natural systems has occurred. Mountain cliff Khan is located on the path of Saghez-Baneh and is considered as a highway to the west of the country and given the fact that it is located in ...  Read More

6. The role of land use changes on the formation and spatial changes of thermal islands – A case study in Ahvaz city, Iran

Rahman Zandi; Zohreh Roki

Volume 1, Issue 2 , Spring 2020, Pages 52-59

Abstract
  In this study, 7 images of OLI and EMT sensors of Landsat 7 and 8 satellites and multi-time images of TM sensor satellite 5 have been used. These images cover the period from 1987 to 2018 (31-year period); after applying processing to satellite imagery, land use layers were prepared by supervised classification ...  Read More