2025 New Year Greetings from Co-Editors-in-Chief of Underground Space

Dear colleagues,

We wish you a prosperous and successful new year in 2025!

We are deeply grateful to have you as an esteemed member of the Underground Space community, whether as an author, a reviewer, or a reader. As the development of underground space continues to gain unprecedented importance for the sustainability and progress of our society, especially with the persistent scarcity of land resources, our community has an increasing responsibility to innovate and advance the sciences and technologies that support the effective utilization of underground space.

In 2024, the journal of Underground Space witnessed remarkable achievements, publishing 108 research papers that presented the most innovative findings and engineering practices in the field of underground space. Thanks to the collective efforts and contributions of our community, Underground Space received a JCR impact factor of 8.2, which has reached a new high and ranked 4th among 183 journals in the Engineering, Civil category of SCIE.

Looking ahead to 2025, we will collaborate closely with our editorial board members to further enhance the experiences of authors, reviewers, and readers. Our goal is to establish Underground Space as a preeminent shared platform for communicating groundbreaking researches and innovative practices in the field of underground space. We hope, by developing the journal of Underground Space together with scientists and practitioners around the world, we can contribute to the better utilization of underground space worldwide!

We look forward to a fantastic year of collaboration and achievement with you!

Co-Editors-in-Chief,

• Hehua Zhu
• Antonio Bobet
• Teruo Nakai