Contents

Journal of Volcanology and Seismology

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Vol. 19, No. 5, 2025

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The Structure and Origin of the South Kambalny Central Thermal Field, Kamchatka

S. N. Rychagov, O. V. Kravchenko, E. I. Sandimirova, M. S. Chernov, S. O. Feofilaktov, I. A. Nuzhdaev, and Yu. Yu. Bukatov p. 411  abstract

Geochemical Characteristics and the Ore Potential of the Mutnovsky Geothermal Field, Southern Kamchatka

E. D. Skilskaya, A. V. Sergeeva, O. A. Zobenko, and I. I. Chernev p. 435  abstract

The Present State and Evolution of the Near-Summit Hydrothermal Activity on Ebeko Volcano from 1951 through 2024 (Paramushir Island, Kuril Islands)

E. G. Kalacheva and T. A. Kotenko p. 451  abstract

The 2011 Eruption of the Yuzhno-Sakhalinsky Mud Volcano As a Response to the Tohoku Earthquake

V. V. Ershov, A. V. Kopanina, and K. A. Shvidskaya p. 470  abstract

On Three Laws in Earthquake Physics

A. V. Guglielmi, A. D. Zavyalov, O. D. Zotov, and B. I. Klain p. 480  abstract

Exploration of Regression Models for Homogenization of the Earthquake Magnitude Scales to Study Earthquakes in the Andaman-Nicobar Subduction Zone

Ashis Kumar Bala and Ujjwal Saha p. 490  abstract

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