The Effect of Monomodal Drop Size Distributions, Cloud Top Heights, Cloud Thickness and Vertical Water Vapor Profiles upon Cloud Heating Rates and the Cloud Radiation Field. The Effect of Cloud Bimodal Drop Size Distributions upon the Radiative Characteristics of Clouds. The Solar Radiative Properties of Ice Clouds. The Effect of Cloud Geometry upon the Radiative Characteristics of Finite Clouds. The Effect of Vertical and Horizontal Cloud Microstructure Inhomogeneties upon the Radiative Characteristics of Cloud Layers.