A universal textbook that gives an idea of Earth remote sensing (ERS) methods and geographic information systems (GIS). The first part provides basic information about ERS methods, discusses the basics of the theory of electromagnetic radiation, describes survey systems and satellite platforms used to obtain source data, various types of satellite images, as well as methods for their processing and interpretation. The second part provides a general description of geographic information systems. Various data models, spatial analysis methods, and applications of GIS are discussed. A separate chapter is devoted to fuzzy methods for classifying objects and trends in the development of GIS. The book contains many examples and illustrations, which makes it an excellent tool for students of specialized universities.