Effects of mine wastewater irrigation on activities of soil …
Importantly, mine wastewater irrigation resulted in accumulation of heavy metals (Cr, Pb, Cu and Zn) in wheat grain. Contents of these heavy metals in grains of winter wheat subjected to mine wastewater irrigation were significantly higher than those in CK. The comprehensive contamination indexes of wheat grain in T1, T2 and T3 all reached high ...
South Africa's options for mine-impacted water re-use: A …
The sustainability of irrigation with gypsiferous mine-water and implications for the mining industry in South Africa. Mine Water and the Environment, vol. 21, no. 2. pp. 81-90. [ Links ]
Study on Ecological Allocation of Mine Water in Mining …
— Based on the mine water produced by mining, to improve the ecological environment, the optimal allocation of mine water resources is studied. To reduce the uncertainty of the calculation results of ecological water demand, the wolf colony algorithm neural network model is used for long-term rainfall forecast. Combined with the forecast …
New Innovations in Drip Irrigation for Heap Leaching
— To solve these problems DRTS is proud to offer a new mining grade product, the Minoro™ drip-emitter specifically designed for drip-irrigation in heap leach mining. The Minoro™ dripper has our revolutionary Omni-Flow Labyrinth design which eliminates labyrinth dead zones to maintain consistent turbulence, reducing the settling …
What Is Irrigation?- Types, Methods and …
Irrigation has helped to bring most of the fallow land under cultivation. Irrigation has stabilized the output and yield levels. Irrigation increases the availability of water supply, which in turn increases the income of the …
A framework for selecting crops for irrigation using mining
— Irrigated agriculture is adapting to viability challenges due to water contamination from mining in various ways. We explore the option of using crops that …
A proper mode of using rice straw biochar to treat Cd …
— Request PDF | A proper mode of using rice straw biochar to treat Cd-contaminated irrigation water in mining regions based on a multi-years in-situ experiment | Biochar has been widely used for ...
Irrigation With Mine Affected Waters: A Demonstration …
There is renewed interest in the use of mine water for irrigation as a means to reduce mine impacted water treatment costs and to create sustainable livelihoods as mines reach …
A new small-scale system of rainwater harvesting combined …
— 1. Introduction. The mining industry has been recognized as an essential energy industry, which can provide massive economic benefits for many countries (Balasubramanian, 2017; Haddaway et al., 2019).However, the ecological environment of mining areas has critically degenerated due to serious air, soil, and water pollution as …
Cadmium in soil–rice system and health risk
— Lechang lead/zinc mine (24°40′N, 113°20′E) is located in northern Guangdong Province, southern China (Fig. 1).This mine area has a humid subtropical climate with a long-term average annual temperature of 19.6 °C and an average annual precipitation of 1522 mm.The major ore minerals are sphalerite (ZnS with some …
Comprehensive assessment of harmful heavy metals in
— Heavy metal accumulation in different cities stemmed from different sources, including weathering of parent materials, industrial wastes, sewage irrigation, and mining activities.
Seasonal distribution of deep groundwater fluoride, …
— High-fluoride (F-) deep groundwater in the vicinity of mining areas poses severe ecological risks. In this study, we aimed to characterize and reveal the seasonal distribution and influencing factors of elevated F- concentrations in the deep groundwater in the Shendong mining area, Shaanxi and Inner Mongolia province, China. In addition, the …
Operation and Monitoring Guidelines for Irrigating with …
irrigation with certain mine waters, on carefully selected and managed sites, could form a sustainable, economically feasible and socially uplifting strategy in the developing world. Research over ...
Nelson Irrigation
Nelson Irrigation was founded at the time of the sale and in the four decades since, NIC has led the irrigation industry with innovations such as Big Gun sprinklers, Rotator sprinklers, 3000 Series pivot products, 800 Series control valves and …
Effects of Illegal Mining Activities on Water Resources for Irrigation …
Small-scale irrigation continues to cushion the food security gap in sub-Saharan Africa. Irrigation is largely governed by water availability, soil type and crop water requirements, among other factors. Thus, a study was conducted to assess the suitability of various water sources for irrigation in northern Ghana.
Total Water Use in the United States | U.S. Geological Survey
— Total water use, by category of use, 2015. Thermoelectric power and irrigation remained the two largest uses of water in 2015, and total withdrawals decreased for thermoelectric power but increased for irrigation.; Withdrawals for thermoelectric power were 133 Bgal/d in 2015 and represented the lowest levels since before 1970.; Irrigation …
IMPACT OF ILLEGAL MINING ON WATER RESOURCES …
This paper reviews the impact of illegal mining on water resources for irrigation and domestic application in Ghana. It was carried out by reviewing literature and media information as well as interviews and observation of small scale mining activities in mining communities especially illegal mining popularly called galamsey in Ghana. It was
Sprinkler Irrigation in Heap Leaching
Sprinkler irrigation in mining applications is mainly used for heap leaching of cooper, gold, uranium and nickel. Sprinklers are ideal for slope irrigation, evaporation, dust control, reforestation and can also be installed to …
Influences of coal mining water irrigation on the maize …
In 2008, a maize underproduction disaster occurred in the Xianyu village after irrigation using the coal mining water from the Xingdong Mine, China. This disaster resulted in about 40 hectare maize underproduction and 20 hectare total loss of the maize yields. In order to study the reason, a total o …
Irrigation in Colorado
Consequently, Colorado farmers, politicians, and businesses developed sophisticated irrigation systems and complex laws for capturing, storing, and moving water from source to field. Beginnings Though irrigation in the West has been practiced for over a millennium, its continuous use in Colorado stems from the mid-1800s.
Source and risk assessment of heavy metals in mining
— Positive matrix factorization and Monte Carlo simulation were used to evaluate the ecological and human health risks of heavy metals. The research findings indicate that heavy metal pollution was the most severe at the depth of 20–40 cm in soils, with local heavy metal pollution resulting from mining and sewage irrigation.
Temporal and spatial evolution of different heavy metal …
— After AMD irrigation in mining areas, heavy metals are distributed among soil layers, but the influencing factors and mechanisms remain unclear. AMD contamination of surrounding soil is primarily attributed to surface runoff and irrigation and causes significant environmental degradation. A laboratory soil column experiment was conducted to ...
Irrigation & Water Use
— Agriculture is a major user of ground and surface water in the United States, and irrigation has enhanced both the productivity and profitability of the agricultural sector. According to the 2017 Census of Agriculture, farms with some form of irrigation accounted for more than 54 percent of the total value of U.S. crop sales, while irrigated land …
(PDF) Seasonal distribution of deep groundwater fluoride, …
— High-fluoride (F ⁻ ) deep groundwater in the vicinity of mining areas poses severe ecological risks. In this study, we aimed to characterize and reveal the seasonal distribution and influencing ...
Water footprint for mining process: A proposed method to …
— The large surface of the Mining Waste module generates a greater WF than the HLP module, where it is important to note the classification water type that the …
Irrigation | Definition, History, Systems, & Facts
— Irrigation, in agriculture, the artificial application of water to land. Some land requires irrigation before it can be used for any agricultural production. In other places, irrigation is primarily a means to supplement …
Mining Solutions From Nelson Irrigation
Need mining sprinklers? Look no further than the Big Gun® Sprinkler and Rotator® from Nelson Irrigation for highly effective mining dust control solutions.
Irrigation | Definition, Types & Methods
— Irrigation is the process of artificially applying water to plants when rainfall is not sufficient enough to maintain a reliable source of crops. It is most often used in regions where rainfall is ...
Water in Mongolia: Sources, Uses and Issues, with Special …
— According to their report, the major uses for water are irrigation (30% of total use), livestock (23.5% of total use) and mining (12.7% of total use), with mining expected to draw more water in the future. The Tuul and the Orkhon basins draw the most water, at 27.6% and 13.5% of total use.
Hydro chemical characterization and suitability analysis of …
— 1. Introduction. Open cast coal mining has caused major environmental impacts throughout the world in the last few decades (Cravotta, 2015; Lechner et al., 2016).Countries like Australia, China, India, South Africa and USA have been much affected due to massive coal mining activities (Liang et al., 2017).Johnson and Hallberg (2005) …