Groundwater resources and hydro-environmental problems in China

Principles and problems of environmental pollution of groundwater resources with case examples from developing countries.

The principles and problems of environmental pollution and contamination are outlined. Emphasis is given to case examples from developing countries of Africa, Asia, and Latin America with a comparative analysis to developed countries. The problems of pollution/contamination are widespread in developed countries but are gradually spreading from the urban to rural areas in the developing countrie...

assessment of hydro-meteorological drought effects on groundwater resources in hormozgan region-south of iran

the impact of meteorological and hydrological drought on groundwater resources in coastal deserts in the south of iran was investigated during 1991-2011, using standardized precipitation index (spi), standardized runoff index (sri), and groundwater resources index (gri). the results indicated that wet and drought spells governed the area in the first and second decades, respectively, which was ...

Health Risk Assessment of Some Heavy Metals in Groundwater Resources of Birjand Flood Plain Using Environmental Protection Agency (EPA) Model

Background & objectives: In general, contamination of drinking water sources by heavy metals can poses a serious threat to the living organism, especially human. Therefore, this research examines the concentration of some heavy metals in groundwater resources and their impact on consumer health. Methods: In this study, samples were collected from 17 wells in Birjand flood plain, in autumn of 2...

Environmental Isotopes in Groundwater Studies

Investigation of quantity and quality variations groundwater resources Shiraz Plain

It is a basic process, distinguishing of water based on quantity and quality properties and condition of it reach for consuming optimum. It has been to descent processes the level of underground water according to simple hydrograph of Shiraz plain in statistical period of 1993-2011 that totally the level of underground water has been decreasing about 5.98 meters. It has been decreased the quali...