Introductory Note from the Editors
1 International Energy Institute, Regina, SK S4S 7J7, Canada
2 Faculty of Engineering and Applied Science, University of Regina, SK S4S 0A2, Canada
3 Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi’an 710075, China
4 Department of Geophysics, Colorado School of Mines, Golden, CO 80401, USA
5 PA Consulting, Calgary, AB, Canada
* Correspondence: malcolm.alan.wilson@gmail.com
Received: 20 October 2026 | Accepted: 21 October 2026 | Published: 28 October 2026
This work is licensed under a Creative Commons Attribution 4.0 International License.