国家和区域的信息化浪潮正以强劲的势头向我们涌来,我国各级政府和企事业单位纷纷抓住机遇,大力发展“数字省”、“数字城市”、“数字区域”以及电子政务等工程。这些信息化行动的学科背景,就是地球信息科学。它是由地图学、遥感、地理信息系统、全球定位系统等二级学科整合而成的一级学科。一、科学内涵和学科体系地球信息科学的形成和发展背景有两个方面:从学科与技术上来看,遥感(RS)、地理信息系统(GIS)、全 The wave of informationization at the national and regional levels is coming to us with strong momentum. All levels of government and enterprises in our country have seized the opportunity and vigorously developed “digital provinces,” “digital cities,” “digital regions,” and e-government. engineering. The disciplinary background of these informatization actions is Earth Information Science. It is from the mapping, remote sensing, geographic information systems, global positioning system and other two subjects from the integration of a subject. I. Scientific Connotation and Discipline System There are two aspects to the background of the formation and development of Earth Information Science: From the perspective of discipline and technology, remote sensing (RS), geographic information system (GIS)