Background and purpose: In order to identify the impact of aquaculture effluents systems, industrial, agricultural and residential centers, between the output of water from Lar dam up the water input to the Caspian Sea in 7 different stations, river water quality parameters from October 1388 to September 1389 was studied and evaluated with water quality index. Materials and methods: This exper...

Planning for land, as the main element of the environment and the most basic pillar of a settlement, for being the background of a life with health, comfort and satisfaction of the inhabitants, is very important. Tourism with a wide range of environmental, economic, social and physical impacts is one of the factors affecting the pattern of land use which, depending on the region's ability to at...

Introduction: Workers employed in outdoor occupations such as farm working, especially during rice harvest, are exposed to hot and humid environments that put them at risk for different kinds of heat-related disorders or heat stress. The aim of this study was to determine the susceptibility to heat-related disorders and prevention methods among a group of agriculture workers in one of the north...