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14 Results Found

  • Article
  • Open Access
10 Citations
4,242 Views
13 Pages

9 April 2021

The rapid and selective responses to changes in habitat structure and climate have made butterflies valuable environmental indicators. In this study, we asked whether the decline in butterfly populations near the copper-nickel smelter in Monchegorsk...

  • Article
  • Open Access
17 Citations
4,770 Views
22 Pages

Quantitative Methods to Support Data Acquisition Modernization within Copper Smelters

  • Alessandro Navarra,
  • Ryan Wilson,
  • Roberto Parra,
  • Norman Toro,
  • Andrés Ross,
  • Jean-Christophe Nave and
  • Phillip J. Mackey

17 November 2020

Sensors and process control systems are essential for process automation and optimization. Many sectors have adapted to the Industry 4.0 paradigm, but copper smelters remain hesitant to implement these technologies without appropriate justification,...

  • Feature Paper
  • Article
  • Open Access
1,277 Views
22 Pages

Selective Nickel Leaching and Preparation of Battery-Grade Nickel Carbonate from Copper-Rich Industrial Intermediate

  • Janaka Jayamini Wijenayake,
  • Michael S. Moats,
  • Lloyd Masuzyo Mseteka and
  • Lana Alagha

11 October 2025

The rising demand for electric vehicles (EVs) has driven a significant increase in nickel consumption, a critical element in EV battery production. An industrially viable hydrometallurgical process was developed for the selective recovery of nickel f...

  • Article
  • Open Access
10 Citations
4,204 Views
18 Pages

Establishment of a Hydrometallurgical Scheme for the Recovery of Copper, Nickel, and Cobalt from Smelter Slag and Its Economic Evaluation

  • Labone Lorraine Godirilwe,
  • Kazutoshi Haga,
  • Batnasan Altansukh,
  • Sanghee Jeon,
  • Gwiranai Danha and
  • Atsushi Shibayama

3 July 2023

In pursuit of carbon neutrality, the demand for metals that are necessary for the development of clean energy technologies is rapidly increasing. Metallurgical waste, such as slag, presents a promising secondary source of these key metals. This resea...

  • Article
  • Open Access
18 Citations
3,410 Views
15 Pages

Water Chemistry of Arctic Lakes under Airborne Contamination of Watersheds

  • Tatyana I. Moiseenko,
  • Natalia A. Gashkina,
  • Marina I. Dinu,
  • Tatiana A. Kremleva and
  • Vitaliy Yu. Khoroshavin

10 June 2020

The data on the metal contents and acidification of small lakes caused by airborne contamination of the watershed in three industrial regions of the Arctic—European Russia (Kola region), Western (Yamal-Nenets region) and Eastern Siberia (Norils...

  • Article
  • Open Access
15 Citations
6,120 Views
16 Pages

The Impact of a Nickel-Copper Smelter on Concentrations of Toxic Elements in Local Wild Food from the Norwegian, Finnish, and Russian Border Regions

  • Martine D. Hansen,
  • Therese H. Nøst,
  • Eldbjørg S. Heimstad,
  • Anita Evenset,
  • Alexey A. Dudarev,
  • Arja Rautio,
  • Päivi Myllynen,
  • Eugenia V. Dushkina,
  • Marta Jagodic and
  • Torkjel M. Sandanger
  • + 3 authors

Toxic elements emitted from the Pechenganickel complex on the Kola Peninsula have caused concern about potential effects on local wild food in the border regions between Norway, Finland and Russia. The aim of this study was to assess Ni, Cu, Co, As,...

  • Article
  • Open Access
5 Citations
2,998 Views
12 Pages

5 December 2022

Alarming reports on the rapid decline of insects during the past decades call for the exploration of potential drivers of this process. Here, we test the hypothesis that the overall abundance and diversity of moths and butterflies (Lepidoptera) decre...

  • Article
  • Open Access
3 Citations
1,690 Views
17 Pages

Pollution-Induced Changes in the Composition of Atmospheric Deposition and Soil Waters in Coniferous Forests at the Northern Tree Line

  • Vyacheslav Ershov,
  • Tatyana Sukhareva,
  • Ludmila Isaeva,
  • Ekaterina Ivanova and
  • Gennadii Urbanavichus

23 November 2022

This study examines the dynamics of the composition of atmospheric precipitation and soil water in coniferous forests under the influence of atmospheric emissions from the Severonickel Copper–Nickel Smelter in Russia’s Murmansk region. We...

  • Article
  • Open Access

22 January 2026

Rainfall is an essential component of boreal forest ecosystems. Aerotechnogenic pollution significantly affects the composition of rainfall. To predict the dynamics of biogeochemical cycles and develop strategies to enhance forest resilience in the A...

  • Review
  • Open Access
4 Citations
2,580 Views
13 Pages

19 November 2021

The depleting and increasingly complex mineral resources bring challenges into the area of metal production, bringing new boundary conditions to the smelting and refining processes. Thermodynamics of phases and equilibria are the key to the analysis...

  • Article
  • Open Access
20 Citations
4,538 Views
14 Pages

Snowpack as Indicators of Atmospheric Pollution: The Valday Upland

  • Marina Dinu,
  • Tatyana Moiseenko and
  • Dmitry Baranov

Snowpack is a unique indicator in assessing both local and transboundary contaminants. We considered the features of the snow chemical composition of the Valday Upland, Russia, as a location without a direct influence of smelters (conditional backgro...

  • Review
  • Open Access
3 Citations
5,261 Views
35 Pages

Metal Recovery from Wastes: A Review of Recent Advances in the Use of Bioelectrochemical Systems

  • María Teresa Pines Pozo,
  • Ester Lopez Fernandez,
  • José Villaseñor,
  • Luis F. Leon-Fernandez and
  • Francisco Jesus Fernandez-Morales

31 January 2025

The rapid technological advancements and the shift towards clean energy have significantly increased the demand for metals, leading to an increasing metal pollution problem. This review explores recent advances in bioelectrochemical systems (BES) for...

  • Review
  • Open Access
13 Citations
8,925 Views
79 Pages

A Review of Top Submerged Lance (TSL) Processing—Part II: Thermodynamics, Slag Chemistry and Plant Flowsheets

  • Avinash Kandalam,
  • Markus A. Reuter,
  • Michael Stelter,
  • Markus Reinmöller,
  • Martin Gräbner,
  • Andreas Richter and
  • Alexandros Charitos

13 October 2023

In Part II of this series of review papers, the reaction mechanisms, thermodynamics, slag chemistry and process flowsheets are analyzed concerning cases where the TSL bath smelter has found its application. These include the primary and secondary pro...

  • Article
  • Open Access
15 Citations
2,886 Views
19 Pages

22 June 2022

Since reservoirs can act as sinks for potential contaminants, such as metal(loid)s, sediment management is a challenge for reservoir operators. To exemplify the variability of concentrations of arsenic (As), cadmium (Cd), cobalt (Co), chromium (Cr),...