If this happens, Atabayev fears it could wipe out at least part of the tailings pond, spilling cyanide and other chemicals into the Kumtor river, which flows into a water system that millions of people depend on for irrigation, fishing and household use.
WQI aims at giving a single value to the water quality of a source by translating the list of parameters and their concentrations present in a sample into a single value, which in turn provides an extensive interpretation of the quality of water and its suitability for various purposes like drinking, irrigation, fishing etc. (Abbasi 2002).
They are also digging new ponds to use for irrigation and fish culture.
"We do irrigation, canals, fish farms, poultry farms," said Eric Grant, an American agriculture expert.
In these paddy fields and irrigation ponds, fish movement is also related to habitat selection for overwintering during the dry season, emphasizing that even small irrigation ponds provide important habitat for overwintering of fish in these agricultural landscapes.
They said it could damage drinking water, irrigation systems, fishing and biodiversity in one of Latin America's greatest tropical lakes.
Kainji Dam (opened in 1969), the largest of the dams on the Niger, is 215 feet (66 m) high and 1,800 feet (550 m) across and provides electrical power, improved river navigation upstream to Yelwa in Kebbi state, water control of the Niger down to the Kaduna River confluence, and a road across the Niger, as well as waters for irrigation and fishing.
The EF account of water resources in Heilongjiang Province consists of farmland irrigation, forestry fishing livestock, industrial water, urban public, domestic water and ecological water six parts.
It is still in the process of harnessing the benefits from the rivers, the floods and the floodplains by farming the fertile soils, irrigation and fishing (Bakibinga-Ibembe et al. 2011).
According to the characteristics and connotation of EF of water resources, connecting with the actual situation of the Heilongjiang Province, the water accounts can be divided into six categories farmland irrigation, forestry fishing livestock, industrial, urban public, domestic and ecological water.
