Contamination of water resources in the mining region

The limestone quarry is known for calcite dissolution, ... Revegetation of mining waste dumps or heaps reduces the dispersion of contaminated materials into water resources. ... Hydrogeochemical and environmental water quality standards in the overlap between high mountainous natural protected areas and copper mining activities (Mapocho river ...

WhatsApp: +86 18221755073

Agroforestry for Wasteland Rehabilitation: Mined, Ravine, and …

Rehabilitation of Limestone Mined Areas in Shahastradhara. Indian limestone in general is high in silica and magnesia, therefore almost equal quantity of waste and overburden is generated due to mining of this mineral. Limestone mines are confined to 40–50 m depth and can be categorized as shallow operations.

WhatsApp: +86 18221755073

Revegetation and ecosystem reclamation of post-mined land: …

Mining plays a central role in the global economy, making a substantial contribution to export earnings. Nevertheless, implementing sustainable mining practices that prioritise environmental responsibility during extraction remains a major challenge. In response, governments around the world have instituted policies, with the primary aim of promoting …

WhatsApp: +86 18221755073

A comparative evaluation of rehabilitation approaches for …

Our study emphasizes the challenges and solutions specific to arid limestone mining areas, including soil amelioration and vegetation reconstruction, which are critical for restoring …

WhatsApp: +86 18221755073

Rethinking the Ecological Restoration of Mining Areas from the

From the perspective of rural revitalization strategy, it puts forward new requirements for the future implementation of ecological rehabilitation of mining areas. It is recommended that natural resource accounting system be adopted as an assessment mechanism, and that the "population-land-industry" rural development should be the core to carry ...

WhatsApp: +86 18221755073

Limestone Mining in the Himalayas: Advancing Adaptive

Limestone mining has boosted local economies through direct jobs provided in the mining sector and indirect opportunities generated due to mining in Himachal Pradesh, contributing approximately $80 million annually in state revenue (HPED, 2020). It also facilitates the growth of associated industries like cement, with 13 major plants within the ...

WhatsApp: +86 18221755073

The effect of different restoration approaches on vegetation

Obviously, larger-scale mining entails further accumulation of heavy metals, and situations in which the mining area expands gradually are not conducive to seed ... Spontaneous succession in limestone quarries as an effective restoration tool for endangered arthropods and plants ... Natural revegetation of a boreal gold mine tailings pond ...

WhatsApp: +86 18221755073

Effectiveness of cellulose, straw and binding materials for mining

In bauxite mining of Central Greece the conditions on deposited limestone spoils are especially difficult for plant establishment due to the limited content of fine material (<2 mm) and soil nutrients, especially N, K and even P (Brofas, 1979, Brofas, 1992).Usually, provided that there are no interventions for the improvement of conditions, these areas remain bare for …

WhatsApp: +86 18221755073

Natural Revegetation Of Limestone Mining Areas

The limestone gravel showed, in some places, a thin layer of salts from alunite–jarosite group and metal–oxyhydroxides. ... and sulfide-rich wastes (SW; crushed pyrite and smelting ashes) …

WhatsApp: +86 18221755073

Natural recovery of different areas of a deserted quarry in South …

A quarry is a surface mining operated place, which produces enormous quantities of gravel, limestone, and other materials for industrial and construction applications. Restoration and revegetation of deserted quarries are becoming increasingly important.

WhatsApp: +86 18221755073

Natural revegetation on topsoiled mining-spoils according to the

Small areas of 'natural' vegetation near the bases of the dumps chosen for study provide sources of propagules. ... Natural revegetation of coal mine spoils in the Rocky Mountains of Alberta and its significance for species selection in land restoration ... Revegetation dynamics of cliff faces in abandoned limestone quarries. J. Appl. Ecol ...

WhatsApp: +86 18221755073

(PDF) Quarry rehabilitation: A case study

Here, we characterized and compared the living soil fungal communities in an opencast limestone mine, including mining site and its associated rehabilitation site (9 months post-rehabilitation ...

WhatsApp: +86 18221755073

(PDF) Natural revegetation on topsoiled mining-spoils according …

This substrate was not subsequently used and underwent a process of natural revegetation. Waste from the uranium-mining included 45,000 t of slate bedrock (U3O8 ≤ 0.2‰) that was heaped up into different dumps, with strata of 4–15 m high at an incline angle of 37°.

WhatsApp: +86 18221755073

Ecological Restoration of Mined Out Areas

The conjectured effects of mining coastal dunes in northeast South Africa were that mining would cause irreparable damage, homogenise soils, destroy litter, and reduce biodiversity that ...

WhatsApp: +86 18221755073

Revegetation dynamics of cliff faces in abandoned limestone quarries

The results of this study suggest that natural successional processes can be used to rehabilitate the vertical cliff faces that are produced in limestone quarry operations and allow the recruitment of an uncommon, but native component of biodiversity. 1. Revegetation dynamics on vertical cliff faces in abandoned limestone quarries were examined at 18 sites in southern …

WhatsApp: +86 18221755073

natural revegetation of limestone mining areas

Natural Revegetation Of Limestone Mining Areas. Natural revegetation on topsoiled mining Natural revegetation on topsoiled mining-spoils according to the exposure. ... are surveyed to analyse changes in the floristic composition during natural revegetation on uranium-mining spoils covered with an additional substrate. ...

WhatsApp: +86 18221755073

Reclamation and Restoration

In more severe cases, limestone drains or artificial wetlands filter heavy metals and reduce acidity. In worst-case scenarios, active water treatment systems may be necessary. The goals for revegetation of mine sites in the National Park System are the restoration of native plant populations and patterns.

WhatsApp: +86 18221755073

The effect of different restoration approaches on vegetation

Vegetation succession can be achieved more easily with less climatic severity, and the reduction of large-scale mining processes (area and time) can increase vegetation …

WhatsApp: +86 18221755073

Quarry rehabilitation: a case study

The area has a long tradition of limestone quarrying. This study was performed in one of the largest limestone quarries of this region (SECIL, Outiio, 38" 29' 46" N, 8" 57' 00 W, with elevation from 120 m to 340 m, and a total area of 482,7 ha, 4 % of the Natural Park area (Fig. 1, site A). About 86 ha are used

WhatsApp: +86 18221755073

Soil Reclamation of Abandoned Mine Land by Revegetation: A …

PDF | On Jan 1, 2010, V Sheoran and others published Soil Reclamation of Abandoned Mine Land by Revegetation: A Review | Find, read and cite all the research you need on ResearchGate

WhatsApp: +86 18221755073

(PDF) Natural Recovery in a South China Deserted Quarry Study

However, natural colonisation of disused limestone quarries is slow. The time scales involved in the creation of new communities are not considered acceptable for reclamation or restoration. ... to compile comprehensive flora inventories ñ separately for a post-mining area and the surrounding forest. The main aim of the study was to assess the ...

WhatsApp: +86 18221755073

Soil properties of overburden and topsoil in limestone mining …

most adapted method of limestone mining is opencast pits that cause environmental disturbance. The impacts of limestone mining on environmental quality are myriad; it changes the natural …

WhatsApp: +86 18221755073

Natural Revegetation of 15 Abandoned Mine Land Sites in West …

Most of this AML area has undergone some natural revegetation with various grass and tree species. Many AML sites revegetate in relatively short time (i.e., 1020 yr) because they have fertile minesoils with few physical and chemical properties that limit plant establishment and growth. ... Vegetation recovery in limestone abandoned mine sites ...

WhatsApp: +86 18221755073

Agroforestry Approach for the Rehabilitation of Mine Spoils

In India, mining is carried out in an area of over 0.943 million ha under 7365 mining leases, but the area affected by mining and industrial waste is 16.72 million ha, of which 0.19 million ha is arable land and remaining 16.53 million ha is under open forest (Maji et al. 2010). The list of minerals indicates that 4 fuel minerals, 5 atomic ...

WhatsApp: +86 18221755073

Use of microbiological indicators for evaluating success in soil

Use of microbiological indicators for evaluating success in soil restoration after revegetation of a mining area under subtropical conditions ... In a restoration experiment in limestone quarries in the Sierra de Gádor (Almería), SE Spain, several combinations of organic amendments (sewage sludge and compost from domestic organic waste) and ...

WhatsApp: +86 18221755073

Environmental Management for Limestone Quarries in Japan …

near populated areas. In addition, most of the limestone quarries in Japan use the surface mining method (table 1), and many quarries are located near scenic spots. Therefore, ·our exploitation of limestone must be carefully balanced with conservation of nature through such methods as revegetation of quarried areas. The existence of vegetation and

WhatsApp: +86 18221755073

Optimizing Vegetation Restoration: A Comprehensive Index …

Mining activities in arid regions of China have led to severe environmental degradation, including soil erosion, vegetation loss, and contamination of soil and water resources. These impacts are particularly pronounced in abandoned mining areas, where the cessation of mining operations has left vast landscapes unrehabilitated. In response, the …

WhatsApp: +86 18221755073

[PDF] Natural revegetation on topsoiled mining-spoils according …

Semantic Scholar extracted view of "Natural revegetation on topsoiled mining-spoils according to the exposure" by C. Martínez-Ruiz et al. ... High-altitude coal waste areas are usually difficult to revegetate. ... suggest that natural successional processes can be used to rehabilitate the vertical cliff faces that are produced in limestone ...

WhatsApp: +86 18221755073

Active revegetation after mining: what is the contribution of peer

In this study, we provide a global perspective of the active revegetation of mining areas without soil reconstitution based on peer-reviewed literature. Research on active …

WhatsApp: +86 18221755073

Ecological Restoration of Mined Out Areas

Careful selection of tree species, control of existing plant and microbial flora, analysis of soil properties and nutrients, prediction of further development of herbaceous and …

WhatsApp: +86 18221755073