Transactions (Doklady) of the Russian Academy of Sciences/Earth Science Section, 2011, V 437, N 2, April.

 Part 1. Geology 
 Neoproterozoic Carbonatite Magmatism of the Yenisei Ridge, Central Siberia:
40Ar/39Ar Geochronology of the Penchenga Rock Complex  
V. V. Vrublevskii, V. V. Reverdatto, A. E. Izokh, I. F. Gertner, 
D. S. Yudin, and P. A. Tishin 
p. 443    
Cosmic Particles (Micrometeorites) and Nanospheres from 
the Cretaceous-Paleogene (K/T)
Boundary Clay Layer at the Stevns Klint Section, Denmark  
O. A. Korchagin and V. A. Tsel'movich 
p. 449    
Deep Neogene Structure and Modern Seismicity of 
the Southern Part of the Koryak Highland  
S. A. Fedotov, V. D. Chekhovich, and A. V. Egorkin 
p. 455   
New Data on Evolution of the Aral Sea and Its Relations
with the West Siberian Plain through the Holocene  
S. A. Gus'kov, E. Yu. Zhakov, Ya. V. Kuz'min, 
S. K. Krivonogov, G. S Burr, and A. V. Kanygin 
p. 460   
New Facts and Representations about the Geological 
Evolution of Lake Baikal 
(According to Research of the Deepwater Manned Submersibles "mir')
A. K. Tulokhonov 
p. 464    

Part 2. Geochemistry, Geophysics, Oceanology, Geography Simulation of the Time Evolution of the U-Th-Pb System: The Basis for Chemical Microprobe Dating of Minerals Accumulating Uranium and Thorium S. L. Votyakov, V. V. Khiller, Yu. V. Shchapova, and A. V. Porotnikov p. 469 Fluid Inclusions in Rock-Forming Minerals of Ultrahigh-Pressure Metamorphic Rocks (Kokchetav Massif, Northern Kazakhstan) A. V. Korsakov, A. V. Golovin, T. Dieing, and J. Toporski p. 473 New Phases of Lanthanoids and Actinoids from the Regolith Samples Delivered by the Luna-24 A. V. Mokhov, P. M. Kartashov, T. A. Gornostaeva, O. A. Bogatikov, and N. A. Ashikhmina p. 479 Plagioclase and Apatite from Exsolution Structures in Minerals from Mantle Xenoliths L. N. Pokhilenko and T. A. Alifirova p. 483 Sticky Spots and a Catastrophe Possibility in West Antarctica A. B. Kazanskiy p. 486 Indications of the Influence of the Force of Gravity on Tropical Cyclones in the Northwestern Part of the Pacific Ocean M. I. Yaroshevich p. 490 Analysis of the Anomalous Change in the Height Mark of the Catastrophic Neva River Flood of 1824 (Based on the Leveling Results of 1891-2009) V. I. Bogdanov, T. I. Malova, and A. N. Osankin p. 494 Phase Relations and Melting in the Systems of Peridotite-2O-CO2 and Eclogite-H2O-CO2 at Pressures up to 27 GPa K. D. Litasov, A. F. Shatskiy, and N. P. Pokhilenko p. 498 Chloride Microinclusions in Diamonds of the Siberian Platform S. V. Titkov, I. D. Ryabchikov, B. S. Pomazanskii, and L. O. Magazina p. 503 Variation Scale and Heterogeneity of the Lead Isotope Composition in Sulfides from Hydrothermal Fields of the Mid-Atlantic Ridge: Evidence from High-Precision MC-ICP-MS Isotopic Data I. V. Chernyshev, N. S. Bortnikov, A. V. Chugaev, V. N. Golubev, Y. Fouquet, E. E. Amplieva, and O. O. Stavrova p. 507 Optical and Microphysical Parameters of the Aerosol in the Smoky Atmosphere of the Moscow Region in 2010 G. I. Gorchakov, M. A. Sviridenkov, E. G. Semoutnikova, N. Y. Chubarova, B. N. Holben, A. V. Smirnov, A. S. Emilenko, A. A. Isakov, V. M. Kopeikin, A. V. Karpov, E. A. Lezina, and O. S. Zadorozhnaya p. 513 On a Possibility of Prognosis of Crustal Earthquakes by Variations of the Stress-Strain Field of the Earth G. I. Dolgikh and A. V. Mishakov p. 518 Autochthonous Granitoid Fusions in Fluid-Saturated Suture Zones of the Belomorian Mobile Belt V. M. Kozlovskii and A. A. Viryus p. 522 Zirconology of Iron Quartzites of the Taratash Complex (Southern Urals) A. A. Krasnobaev, V. I. Kozlov, V. N. Puchkov, S. V. Busharina, N. G. Berezhnaya, and A. G. Nekhorosheva p. 527 Initial Time and Duration of Quaternary Magmatism in the Aragats Neovolcanic Area (Lesser Caucasus, Armenia) V. A. Lebedev, I. V. Chernyshev, and A. I. Yakushev p. 532 Spatial Variability of Different Compounds in Water, Suspension, and Sediments of the Volga River I. A. Nemirovskaya and A. P. Lisitzin p. 537 Damped Current Oscillations in a Horizontal Ungrounded Loop and Their Correlation with Ground Water Infiltration N. O. Kozhevnikov p. 544 Energy Parameters of Deep Fluid Systems F. A. Letnikov, B. S. Danilov, and P. I. Dorogokupets p. 548 The January 6, 2006, Balei Earthquake as a Reflection of the Present Tectonic Activity of the East Trans-Baikal Region V. I. Mel?nikova, Ya. B. Radziminovich, N. A. Gileva, N. A. Radziminovich, and A. A. Papkova p. 552