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Abstract
The total area of land and ocean on the Earth is around 510 million km2, 71% of which is ocean, and 29% percent of which is land with the area of 149 million km2. Human settlement, inhabitation, and travel environment refers to the total of various human survival environment for people’s settlement, inhabitation, and travel, including city, countryside, ocean, etc. These kinds of environment in globe can be generally classified into different categories as ocean, wilderness, countryside, town, county, small-sized city, medium-sized city, metropolis, megalopolis, and outer space. Also, in this book, human settlement, inhabitation, and travel environment is divided into 5 categories of water-net region, valley region, plain region, hilly region, and arid region.
“Resource” is the key to the research of human settlement, inhabitation, and travel background. The basic principle of human settlement, inhabitation, and travel environment resource assessment and investigation is the “dynamically” digital expression, description, and assessment by the information carrier material spatial factors (typography, slope, orientation, building, etc.) and surface factors (surface soil, vegetation, settlement, land use, etc.) with multifunction from economy, ecological environment, and social culture to represent human settlement, inhabitation, and travel environment and its characteristics of resource.
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