The Caspian Sea is the largest land enclosed surface water body on Earth by surface area, which amounts to approximately 371,000 square kilometres.
Physical geography is that branch of natural science which deals with the study of processes and patterns in the natural environment like the atmosphere, hydrosphere, biosphere, and geosphere, as opposed to the cultural or built environment, the domain of human geography. Coastal geography is the study of the dynamic interface between the ocean and the land, incorporating both the physical geography (i.e. coastal geomorphology, geology and oceanography) and the human geography of the coast.
[ - - PHYSICAL GEOGRAPHY describes and analyses the distribution and process relationships among elements in the physical environment, eg, landforms, CLIMATE, VEGETATION, SOILS and drainage. Some of its major subfields are GEOMORPHOLOGY, CLIMATOLOGY, HYDROLOGY and BIOGEOGRAPHY. - - Human geography is a branch of. geography that focuses on the study of patterns and processes that shape the human society. It encompasses the human, political, cultural, social, and economic aspects. - - Integrated geography is the branch of geography that describes the spatial aspects of interactions between humans and the natural world. It requires an understanding of the traditional aspects of the physical and the human geography, as well as the ways that human societies conceptualize the environment.