A. V. Murav’ev and I. A. Kulikova

Prediction Ensembles: Methods, Problems, and Perspectives

5

E. G. Klimova

Data Assimilation Algorithm, Based on the Adaptive Suboptimal Kalman Filter

24

S. P. Malevskii-Malevich, E. K. Molkentin, E. D. Nadyozhina, and O. B. Shklyarevich

Evaluation of Wildfire Potential Evolution in the Forests of Russia under the Climate Warming in the 21st Century

36

N. N. Ulyumdzhieva, N. E. Chubarova, and B. Holben

Aerosol Optical Properties During Forest Fires of 2002 in the Moscow Region

45

O. A. Shilovtseva and F. A. Romanenko

Long-Term Variations of Air Temperature in Northwestern Taimyr and Lower Yenisei During the 20th Century  

53

E. A. Rybak and O. O. Rybak

Spectral Structure of the North Atlantic Oscillation

69

M. S. Myagkov

The Impact of Moscow on Evaporation

78

N. I. Palshin and T. V. Efremova

Stochastic Model of the Annual Cycle of Surface Temperature in Lakes

85

V. M. Stepanenko and V. N. Lykosov

Numerical Modeling of the Heat and Moisture Transport in the Lake–Soil System

95

N. Sh. Guseinov

Physicostatistical Analysis of the Parameters Affecting the Process of Low-Cloud Formation over the Apsheron Peninsula

105

A. M. Ovanesyants, T. A. Krasilnikova, and B. S. Letnikov

Environmental Pollution and Radiation Situation on the Russian Federation Territory in December 2004

111

L. N. Parshina 

Weather on the Russian Federation Territory in December 2004

116

A. P. Grechikha, L. V. Kirienko, and M. G. Naishuller

Anomalous Hydrometeorological Phenomena on the Russian Federation Territory in December 2004

120