Preface Chapter 1 Introduction 1.1 Hydrologic Cycle and Its Branch of the Atmospheric Moisture 1.2 Circulation Background of Atmospheric Water Vapor Transfer 1.3 Transport System of the Atmospheric Water Vapor 1.4 Review of Study on the Atmopheric Water Vapor Chapter 2 Computation of Water Vapor in the Atmosphere 2.1 Computation of Water Vapor Content 2.2 Computation of Water Vapor Flux 2.3 Computation of Water Vapor Flux Divergence 2.4 Computation of Water Vapor Budget 2.5 Computation of Water Balance and Hydrologic Cycle Chapter 3 Water Vapor Content in the Atmosphere 3.1 Water Vapor Content over the Globe 3.2 Water Vapor Content over China 3.3 Seasonal Variation of Water Vapor Content 3.4 Distribution of Water Vapor Content with Altitude 3.5 Secular Variation of Water Vapor Content 3.6 Extreme Value of Atmospheric Humidity over China Chapter 4 Water Vapor Transfer in the Atmosphere 4.1 Water Vapor Transfer over the Globe 4.2 Total Transfer of Water Vapor over Chain 4.3 Average Transfer of Water Vapor over China 4.4 Eddy Transfer of Water Vapor over China Chapter 5 Divergence and Convergence of Water Vapor in the Atmosphere 5.1 Flux Divergence of Water Vapor Transfer over the Globe 5.2 Flux Divergence of Water Vapor Transfer over China 5.3 Flux Divergence of Average Transfer and Eddy Transfer of Water Vapor over China 5.4 Water Vapor Flux Convergence and Rain-Belt Activity in the East China Chapter 6 Water Vapor Budget in the Atmosphere 6.1 Water Vapor Budget over the Global Continent 6.2 Water Vapor Budget over the Mainland of China 6.3 Water Vapor Budget over the Regions of China 6.4 Contribution of Eddy Transfer to Water Vapor Budget Chapter 7 Water Balance and Hydrologic Cycle of Land-Atmosphere System 7.1 Water Balance and Hydrologic Cycle of the Globe 7.2 Water Balance and Hydrologic Cycle of the Mainland of China 7.3 Water Balance and Hydrologic Cycle of the Regions of China 7.4 Water Balance and Hydrologic Cycle of the Tibet Plateau References