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“Digital Earth”is one of integrated scientific technology based on development of information technology and modern space telemetry,and it possesses some special features such as application of great amount of geography data,which can describe the Earth in three dimensions and with higher resolution,i.e.“virtual earth”:the ordinary user also can readily obtain some information through certain means.Visualization and virtual reality are one of
“Digital Earth ” is one of integrated science technology based on development of information technology and modern space telemetry, and it possesses some special features such as application of great amount of geography data, which can describe the Earth in three dimensions and with higher resolution, ie “virtual earth ”: the ordinary user also can be available obtain some information through certain means. Visualization and virtual reality are one of of