Results 61 to 70 of about 4,004 (210)

Long-Term Stability Evaluation and Pillar Design Criterion for Room-and-Pillar Mines

Energies, 2017
The collapse of abandoned room-and-pillar mines is often violent and unpredictable. Safety concerns often resulted in mine closures with no post-mining stability evaluations.
Yang Yu, Shen-en Chen, Ka-zhong Deng, Hong-dong Fan   +3 more
doaj   +1 more source

Business and Biodiversity: Scaling Conservation Enterprises Within and Beyond Place for Transformative Change

Business Strategy and the Environment, EarlyView.
ABSTRACT Transformative change is required to address persistent and systemic drivers of biodiversity loss. There is an urgent need for innovative solutions that tackle root causes in place‐specific contexts. Evidence indicates that small, innovative, purpose‐driven businesses can serve as vehicles for developing place‐based solutions.
Shova Thapa Karki, Bradley D. Parrish
wiley   +1 more source

Corporate Indigenous Stakeholder Engagement in the Sustainability Reporting: Evidence From the Australian Mining Industry

Business Strategy and the Environment, EarlyView.
ABSTRACT Given the growing pressure for indigenous stakeholder engagement, this paper explores the extent and nature of indigenous stakeholder engagement disclosures in the sustainability reporting of Australian mining companies. Drawing on stakeholder theory and legitimacy theory, this study explores how large Australian mining companies disclose ...
Md. Moazzem Hossain, Aklema Choudhury Lema, Shamsun Nahar, Md. Jahidur Rahman, Udani Chathurika Edirisinghe, Kerry Bodle   +5 more
wiley   +1 more source

Remediation and monitoring of abandoned mines

International Journal of Mining Science and Technology, 2017
This paper describes a recent study on using fly ash for backfilling abandoned room and pillar mines. Detailed investigations on fly ash properties such as the strength and stiffness of settled fly ash, flowability of fly ash grout, as well as chemistry ...
Baotang Shen, Brett Poulsen, Xun Luo, Johnny Qin, Ramesh Thiruvenkatachari, Yi Duan   +5 more
doaj   +1 more source

The Circular Economy—A New Resilience Paradigm?

Business Strategy and the Environment, EarlyView.
ABSTRACT The circular economy (CE) has traditionally been positioned as a central instrument of the sustainability paradigm. Yet escalating geopolitical volatility and supply chain fragility have elevated resilience to a parallel strategic imperative, and the conceptual integration of CE and resilience remains underexplored.
Julian Kirchherr, Felix Carl Schultz
wiley   +1 more source

A methodology for multi-hazard interaction assessment of abandoned mines

Journal of Industrial Safety
The number of abandoned mines is continually increasing around the world. This situation demands that the public safety of surface structures and infrastructure situated above and around abandoned mines be ensured. Abandoned mine sites pose serious risks
M. Al Heib, C. Franck
doaj   +1 more source

One hundred years of teaching, research, and innovation in chemical engineering at the Faculty of Chemistry, National Autonomous University of Mexico (UNAM): Birthplace and enduring leadership of the discipline in Mexico

The Canadian Journal of Chemical Engineering, EarlyView.
The teaching of chemical engineering in Mexico started in 1925 at the Faculty of Chemistry (FQ) of the National Autonomous University of Mexico (UNAM). Academic institutions, research centres, chemical companies, technological developments, highly trained personnel, and scientific contributions are part of the legacy from FQ‐UNAM.
Patricia Pérez‐Salinas, Alberto Rosas‐Aburto, Martín G. Hernández‐Luna, Aida Gutiérrez‐Alejandre, Eduardo Vivaldo‐Lima   +4 more
wiley   +1 more source

Characteristics and applications of gas resources in abandoned coal seam groups within mining areas

Meitan kexue jishu
Affected by overcapacity, resource protection, international environment and other factors, the number of closed coal mines in Huainan and Huaibei areas is large, but the available resources of abandoned mines are rich and diverse.
Xuefeng TAO, Biming SHI, Jiwei YUE, Yuehui LIANG, Zhen ZHONG, Haiqing ZHANG, Wenqiang MEI, Yonglin XUE, Jie PENG, Chengcheng ZHANG   +9 more
doaj   +1 more source

Abnormal Sustainability Reporting Tone and the Value Relevance of Accounting Fundamentals

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study investigates whether and how abnormal sustainability reporting tone is associated with the firm's market value and conditions the value relevance of accounting fundamentals. Building on impression‐management theory, the value relevance literature, and recent advances in textual analysis, we focus on the discretionary component of ...
Alessandra Allini, Alessandro Corrado, Luca Ferri, Annamaria Zampella   +3 more
wiley   +1 more source

Mechanistic insights across curing regimes for enzymatic and biopolymer‐optimized reinforcement in rock masses

Deep Underground Science and Engineering, EarlyView.
This study examines the effects of curing temperature on the mechanical behavior of underground rock masses treated with enzyme‐induced calcite precipitation (EICP) and an innovative biopolymer‐modified EICP (BP‐EICP). Abstract Biocementation is an innovative and sustainable technique for reinforcing weak and weathered rock masses in natural and ...
Mary C. Ngoma, Oladoyin Kolawole
wiley   +1 more source