Openpit mining causes changes to vegetation, soil, and bedrock, which ultimately contributes to changes in surface hydrology, groundwater levels, and flow paths. Get Price. Disadvantages Of Open Pit Mining. Openpit mining is a type of mineral or rock extraction that does not necessitate tunnelling into the earth.
Disadvantages of open pit mining. One of the main disadvantages of this type of mining operation is the environmental impact it causes. Since cyanide, mercury and sulfuric acid are used to remove the wastewater, groundwater and air are contaminated as toxic dust . This is absorbed by animals and plants.
Dustis created in mining activities, and any moisture falling into themine can dissolve minerals and convey them into ground water. Theblasting and other noise might disturb some people nearby.
Mining, especially open pit mining, destroys land that can be used for farming, houses, and other human purposes, often permanently. Entire mountains and rivers can be destroyed. Loss of soil and deep underground excavation can also make land unstable and collapse. Mining also has disadvantages for plants and wildlife.
Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining but its disadvantages include environmental impacts such as erosion and contamination...