effects of limestone mining on river lukha

  • Why is Lukha feeling blue? | India Water Portal

    Sep 24, 2016 · A number of studies done on the impact of coal and limestone mining have found that mining has adversely affected the water quality of the water bodies in the state besides having an adverse impact on the plant and animal diversity, forest cover, agricultural productivity, etc.

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  • Seasonal Variation in Water Quality of Lukha River ...

    Nov 01, 2014 · Likewise, negative impact of limestone mining and cement manufacturing on water quality and forest cover has been reported. 3,4,5 In this research paper, results of studies done on water quality of Lukha River in three seasons of 2013 and 2014 have been reported.

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  • LIMESTONE MINING AND ITS ENVIRONMENTAL

    the limestone mined is used chiefly for the manufacturing of cement, lime and edible lime etc. scientific studies revealed that loss of forest cover, pollution of water, soil and air, depletion of natural flora and fauna, reduction in biodiversity, erosion of soil, instability of soil and rock masses, changes in landscape and degradation of

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  • Mined to death: an elegy for the rivers of Meghalaya

    Jul 30, 2012 · This cocktail of contaminants was so deadly that it not only killed the fish and other life forms of the Lunar river, but also those of the Lukha. However, there was no mention of the precise reason for the bluing.

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  • (PDF) LIMESTONE MINING AND ITS ENVIRONMENTAL

    cover, pollution of water, soil and air, depletion of natural flora and fauna, reduction in biodiversity, erosion of soil, instability of soil and rock masses, changes in landscape and degradation...

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  • Limestone: Uses, Benefits, and Side Effects

    Jan 28, 2021 · However, unregulated use of limestone can cause several side effects which have been discussed below. Some people may experience symptoms such as loss of appetite, unusual loss of weight, vomiting, nausea, pain in the muscles and bone, headache and increased thirst and urination.

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  • Environmental Hazards of Limestone Mining | Education ...

    Streams and rivers can be altered when mines pump excess water from a limestone quarry into downstream natural channels. This increases the danger of flooding, and any pollutants or changes in...

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  • Hydrochemical Impacts of Limestone Rock Mining | SpringerLink

    Aug 04, 2010 · 高达12%返现 · Worldwide, mining operations from prospecting to excavation are causing ecological problems from erosion, formation of sinkholes, biodiversity loss, and heavy metal and organic contamination of groundwater and surface water (Kraus and Wiegand 2006).High contaminant levels in the acid mine drainage originating from the coal and ore mining processes in general and

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  • Mining and Water Pollution — Safe Drinking Water Foundation

    Dec 17, 2016 · In Nevada, the driest state in the United States of America, the Humboldt River is being drained to benefit gold mining operations along the Carlin Trend. Mines in the northeastern Nevada desert pumped out more than 580 billion gallons of water between 1986 and 2001 – enough to feed New York City’s taps for more than a year.

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  • 10 Advantages and Disadvantages of Quarrying Limestone ...

    May 02, 2018 · Limestone pavers are about $300 per every 100 square feet of coverage. Although costs are dependent upon the amount of refinement and the final purpose of it, there are few other materials that can match the cost profile of quarried limestone. 4. It is durable. Quarried limestone is a durable building material.

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  • In Meghalaya, the Lukha River's Brilliant Blue Masks a ...

    Feb 18, 2021 · Of late, like many other streams and rivers of Meghalaya, the Lukha has become a victim of the unsustainable large-scale mining of coal and limestone, allegedly responsible for the pollution that turns the river its surreal winter hue. A river full of life. The Lukha river once teemed with fish.

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  • Limestone mining opposed - The Shillong Times

    Jan 25, 2020 · “Moreover, it will destroy the tourist sites in the area and affect villages such as Sonapyrdi, Kuliang, Borsora, Lumtongseng, Sakhri and Shamplong and its residents. The River lukha located in the vicinity will also be affected to a large scale. Therefore, we strongly oppose the public hearing and mining of limestone from the areas,” they ...

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  • (PDF) Seasonal Variation in Water Quality of Lukha River ...

    Lukha River (Wah Lukha) is one of the major rivers of Meghalaya situated in the southern part of East Jaintia Hills District. Activities such as mining of coal and limestone, manufacturing of ...

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  • India Together: Blue river blues - 27 August 2010

    Aug 27, 2010 · The excessive acidity present in the Lunar, the catchment area of which lies in the coal mining region, reacted with the limestone and resulted in the 'blue river'. It also explained that shortage of rainfall in the catchment area of the Lukha, as a contributing factor, since the Lukha's clean waters are unable to meet at the confluence of the ...

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  • Mined to death: an elegy for the rivers of Meghalaya

    Jul 30, 2012 · However, the river started bluing in 2007 and the fish soon disappeared, which according to Michael and other villagers of Pasadwar, is due to coal and limestone mining and cement factories. After a few days as we went to Block 2 of Narpuh on the northern side of the reserve, we saw another bluer and bigger river, the Lukha, in Sonapur on NH 44.

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  • EJH villagers back proposed mining project - The Shillong ...

    Dec 07, 2020 · Daiapherbha Lamare, secretary of an adjoining village, Sonapyrdi, said he was initially opposed to mining as he was mainly concerned about Wah Lukha also known as Lukha River. “But there would be a Lukha rejuvenation scheme which would revive the Wah Lukha. If we allow legal mining then the people will also get employment and the government ...

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  • Effects of Quarry Activities on some Selected Communities ...

    entific methods. We have carried out an assessment on the environmental effects of limestone quarrying on some com-munities in the Lower Manya Krobo District in the Eastern region of Ghana. Dust emission is one of the major effects of the practice of limestone extraction and as such, dust (PM10) sampling was conducted at the affected communities.

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  • Meghalaya: The acidic and dying rivers of Jaintia Hills ...

    Oct 26, 2016 · Villagers stated that the Lukha river use to be a lively river full of fish and aquatic life and the major source of potable drinking water and irrigation as well as subsistence for the local ...

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  • Causes, Effects and Solutions for Mining - E&C

    Effects on plants. Mining can also have severe adverse effects on plants. Plants usually require a certain pH-level to grow. This pH-level is often altered through mining activities. Thus, many plants will no longer grow efficiently and will lose their fertility which may lead to

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  • Coal mining in northeast India: an overview of ...

    May 25, 2016 · Northeast India has a good deposit of sub-bituminous tertiary coal. The northeast Indian coals have unusual physico-chemical characteristics such as high sulfur, volatile matter and vitrinite content, and low ash content. In addition, many environmental sensitive organic and mineral bound elements such as Fe, Mg, Bi, Al, V, Cu, Cd, Ni, Pb, and Mn etc. remain enriched in these coals. Such ...

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  • Is it a Boon or a Bane? Government Approving Private Firms ...

    Jun 16, 2021 · It was believed that the limestone mining project will pollute the environment. There were concerns that the project located near the Narpuh Wildlife

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  • Meghalaya government asked to find cause of river turning ...

    Dec 23, 2020 · Fish in Lukha River have died and water no longer fit for drinking, says Khasi Students’ Union in a memorandum. ... and large-scale mining of limestone has been on since 2005.

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  • Limestone mining: Meghalaya minister writes to Centre over ...

    Jun 22, 2021 · Shillong: Meghalaya minister in charge of soil and water conservation Hamletson Dohling on Monday wrote to Union minister of environment, forests and climate change Prakash Javedkar to reconsider the environmental clearance given to Star Cement Meghalaya Limited for mining of limestone in East Khasi Hills district. In his letter, Dohling said, “Despite stiff opposition from villagers

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  • The Myntdu and Lukha Blues: The Acidic Rivers of Meghalaya

    The Myntdu and Lukha rivers, which are the major water bodies in Jaintia Hills in Meghalaya, have witnessed a change in colour—to a dark-bluish tint—which is attributed to anthropogenic activities, such as mining of coal and limestone and manufacturing of cement in the catchment area of the rivers. During 2007, due to death of fish and ...

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  • (PDF) Seasonal Variation in Water Quality of Lukha River ...

    Lukha River (Wah Lukha) is one of the major rivers of Meghalaya situated in the southern part of East Jaintia Hills District. Activities such as mining of coal and limestone, manufacturing of ...

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  • Revoke environmental clearance, says KSU - Meghalaya Times

    Jun 20, 2021 · The KSU leader further informed that the Um-Lunar river (adjacent to the Eastern boundary), Umso Nallah (adjacent to the Northern River), and Lukha river (located only 1.3 km in SE direction from the mine lease area) are the three rivers most likely to be polluted if mining begins, particularly the Lukha river, which is already polluted due to ...

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  • limestone - Why are alpine river water green - blue ...

    Lukha river (Wah Lukha) which flows in meghalaya (India) turns turquoise every year in winter season, real cause not known but coal and limestone mining cited as a reason. Wilge river (S Africa) flows in coal mine affected area appears turquoise and aluminium has been cited as causing agent.

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  • Petition · We oppose the Environmental Clearance granted ...

    The Um-Lunar river (adjacent to the Eastern boundary), Umso Nallah (adjacent to the Northern River), and Lukha river (located only 1.3 km in SE direction from the mine lease area) are the three rivers most likely to be polluted if mining begins, particularly the Lukha river, which is already polluted due to high acidity in the river (which has ...

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  • KSU demands Centre to revoke EC issued to Star Cement for ...

    Jun 20, 2021 · The Khasi Students’ Union (KSU) Narpuh Circle has demanded the Centre to revoke the environmental clearance (EC) accorded to the Star Cement Meghalaya Ltd for expansion of its limestone mining project at Brishyrnot village in East Jaintia Hills district. In a memorandum submitted to the Union Minister of Environment, Forest and Climate Change Prakash Javadekar,...

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  • Meghalaya: The acidic and dying rivers of Jaintia Hills ...

    Oct 26, 2016 · The Meghalaya State Pollution Control Board (MSPCB) in an investigation report on the contamination of Lukha river undertaken in 2008 indicated that Lukha was polluted and had turned blue as

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  • Reviving A River, Reviving A Lost Culture - Sacred Fire ...

    Jul 18, 2016 · BJALWA members are galvanized, in part, by the 2014 ban on coal mining in Meghalaya issued by the National Green Tribunal (NGT) after a petition was filed by a student’s union in Assam that implicated coal mining in the pollution of Kopili River downstream.Last year, Myndtu, along with Lukha River in eastern Meghalaya, made national headlines ...

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  • CASE STUDIES OF ENVIRONMENTAL IMPACTS OF SAND

    4.3.2.2 Negative effects of mining to people’s lives 59 4.3.2.3 Negative impacts of mining observed by respondents 60 4.3.2.4 Accidents reported during sand and gravel mining 62 ... Figure 4.16 River extension due to mining on sampled Site C 80 Figure 4.17 Undisturbed River sand sampled Site D 80 . xii Figure 4.18 Formation of a stream on pit ...

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  • what happening with acidity in a river when coal mining ...

    Dec 17, 2016· Types of Water Pollution from Mining. There are four main types of mining impacts on water quality. 1. Acid Mine Drainage Acid Rock Drainage (ARD) is a natural process whereby sulphuric acid is produced when sulphides in rocks are exposed to air and water. Acid Mine Drainage (AMD) is essentially the same process, greatly magnified.

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  • The impacts of artisanal gold mining on local livelihoods ...

    Mar 26, 2002 · In Ghana, small-scale (gold) mining is defined as, “Mining by any method not involving substantial expenditure by an individual or group of persons not exceeding nine in number or by co-operatives society made up to ten persons or more.” In this study the term artisanal mining is defined as mining with the use of manual methods and procedures

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  • Limestone: The Calcium Carbonate Chemical Sedimentary Rock

    Limestone, as used by the minerals industry, is any rock composed mostly of calcium carbonate (CaCO 3). Although limestone is common in many parts of the United States, it is critically absent from some. Limestone is used to produce Portland cement, as aggregate in concrete and asphalt, and in an ...

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  • IASToppers | UPSC IAS Exam Online Preparation | IAS ...

    Oct 11, 2021 · River Lukha. A detoxing pilot project initiated by the Government of Meghalaya has reduced the impact of acid mine drainage from coal and limestone mining which affected the water quality of River Lukha. [Ref: Shillong Times] Major Highlights: The Lukha river is in the East Jaintia Hills district where most of Meghalaya’s coal mines are located.

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  • STIEH demands revocation of EC for Star Cement project ...

    Jul 01, 2021 · Shillong, July 1: Saindur Tipkur – Tipkha Ieng Ehrngiew Hynniewtrep (STIEH), a women organization today sought revocation of the environmental clearance (EC) granted to the Star Cement Meghalaya Ltd for expansion of its limestone mining project at Brishyrnot in East Jaintia Hills district.In a letter to the Director Impact Assessment Division, Ministry of Environment, Forest []

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  • Mining - Cement industry news from Global Cement

    Aug 05, 2021 · Local cement producers also allegedly owe the state government around US$40m in related limestone mining licence fees. All three cement producers reportedly made donations to a local political party. The state government is also investigating allegations that two of the cement producers have polluted two local rivers, Wah Lukha and Wah Lunar.

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