Introduction to the principles, techniques, and applications of remote sensing and GIS. This book covers the basics of satellite imagery, aerial photography, image interpretation, and digital analysis, along with core GIS concepts such as spatial data models, coordinate systems, map projections, and geospatial analysis. Designed for students, researchers, and professionals, it offers practical insights into how these technologies are used in environmental monitoring, urban planning, disaster management, and natural resource assessment. The text combines theory with case studies and hands-on exercises, making it an essential resource for mastering geospatial technologies.