
Geographic information system (GlS) refers to the collection, sorting, analysis and visualization of geospatial data using information technology. This emerging and widely applied science has become a rapidly growing industry. It’s been applied for finding one’s way in daily life, finding the lost elderly, natural disaster relief, 3D city planning, and future unmanned driving. According to the estimation of the US Department of Labor Employment and Training Administration (DOLETA) in 2010, the growth of different GIS jobs was higher than the average. In 2010, there were nearly 425,000 geospatial professionals employed in the United States, it is expected that almost 150,000 additional positions will be created this year. According to last year’s update, the number of employees in the GIS industry is expected to increase by another 10% by 2028, and the growing trend will continue to prevail.
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