Doklady Earth Sciences, 2021, V 501, N 2.

Geology

The Neotectonic Structure of Deception Island (Antarctica) 
Inferred from the Results of Structural and Geomorphic Analysis
N. N. Dunaev, G. V. Bryantseva and M. A. Kuznetsov 
p. 1001  

Middle Devonian Age of Metamorphism of Garnet Amphibolite 
at the Sole of the Kempirsai Ophiolite Allochthon 
(Southern Urals): Results of U–Th–Pb (SIMS) Dating
A. V. Ryazantsev, A. V. Skoblenko, B. G. Golionko 
and O. A. Artyomova 
p. 1009  

Paleomagnetic Evidence for the Iceland Plume 
Paleogeographic Stationarity and Early Cretaceous 
Manifestation in the High Arctic
D. V. Metelkin, V. V. Abashev, Academician V. A. Vernikovsky 
and N. E. Mikhaltsov 
p. 1015  

Geochemistry

Geochemistry of Rare Earth Metals in the 
Ultrabasic–Alkaline–Carbonatite Complex of 
Kugda (Polar Siberia)
Academician L. N. Kogarko 
p. 1020  

Geochemistry, Formation Settings, and Ore Potential 
of the Volcano-Sedimentary Complexes of Pryangarya, 
Yenisei Ridge
A. D. Nozhkin, P. S. Kozlov, I. I. Likhanov, 
Academician V. V. Reverdatto and A. A. Krylov 
p. 1023  

Mineralogy

The Nature of Heterogeneity of High-Chromium Garnets
in Xenolite of Deformed Lherzolite from 
Udachnaya Kimberlite Pipe (Yakutia)
Academician V. S. Shatsky, A. L. Ragozin and 
E. S. Sitnikova 
p. 1029  

Volcanology

The “Upper Basalts” of the East Chukotka Segment 
of Okhotsk–Chukotka Belt: the Along Strike 
Migration of Volcanic Activity or the Overprint 
by Later Magmatic Event?
P. L. Tikhomirov, I. E. Lebedev, A. M. Pasenko, 
F. J. L. Lhuillier, D. V. Alekseev and V. E. Pavlov 
p. 1038  

Geodynamics

The Deep Submerged Continental Crust: The Central 
Arctic and Zealandia in the Southwest Pacific
Academician E. V. Artyushkov, O. E. Smirnov and 
P. A. Chekhovich 
p. 1043  

The Deep Velocity Structure of the Central Kola 
Peninsula Obtained using the Receiver Function Technique
Academician V. V. Adushkin, A. G. Goev, I. A. Sanina 
and A. V. Fedorov 
p. 1049  

Stratigraphy

Diversity of Archaeocyaths and Sr Chemostratigraphy 
of the Lower Cambrian of West Transbaikalia, 
Uda–Vitim and Birami–Yanguda Zones
M. S. Skripnikov, Corresponding Member of the RAS 
A. B. Kuznetsov, L. I. Vetluzhskikh and 
O. K. Kaurova 
p. 1052  

Stratigraphy of the Okhotsk–Chukotka Belt in the 
Headwaters of the Malyi Anyui River (the Vicinity 
of Kupol Deposit): U–Pb and 40Ar/39Ar Age Data
P. L. Tikhomirov, I. E. Lebedev, F. J. L. Lhuillier 
nd V. E. Pavlov 
p. 1059  

Geophysics

Some Causes of Inaccuracies of Short-Term Earthquake 
Prediction Taking into Account Laboratory Modeling
Corresponding Member of the RAS G. A. Sobolev 
p. 1065  

Seismology

Modeling the Seismicity of the Altai–Sayan–Baikal Region
Corresponding Member of the RAS A. A. Soloviev 
and A. I. Gorshkov 
p. 1069  

Application of Artificial Intelligence Algorithms 
to Optimal Planning of Offshore Seismic Works
S. V. Zaytsev, Corresponding Member of the RAS 
S. A. Tikhotskiy, S. V. Silaev, A. A. Ananiev, 
R. V. Orlov, D. N. Uzhegov, I. Yu. Kudryashev, 
B. V. Vasekin, S. I. Kondrashenko and 
S. O. Bazilevich 
p. 1074  

Oceanology

Gas-Geochemical Anomalies of Hydrocarbon Gases in 
the Bottom Sediments of the Lomonosov Ridge 
and Podvodnikov Basin of the Arctic Ocean
A. V. Yatsuk, A. I. Gresov, Academician 
V. I. Sergienko, Yu. P. Vasilenko and 
D. A Shvalov 
p. 1081  

Finding the Location of Generation Zones 
of “Voice of the Sea” Microseisms
Academician G. I. Dolgikh, V. A. Chupin, 
E. S. Gusev and V. V. Ovcharenko 
p. 1087  

Geography

Assessments of the Forest Carbon Balance in 
the National Climate Policies of Russia and Canada
A. N. Krenke, A. V. Ptichnikov, E. A. Shvarts 
and I. K. Petrov 
p. 1091  

Geology

Paleoclimate Characteristics of the Middle 
Jurassic Xintiangou Stage in Yunyang Area, 
Northeast Sichuan Basin, China
Zhang Hong-Liang, Zhong Yao and Yang Wen-Guang 
p. 1096