论全球化背景下我国“数字地球”发展战略的机遇

Challenges and Opportunities of China's Digital Earth

中国是一个地域大国和人口大国 ,是世界发展中国家对于环境变化历史记录最好的国家之一。数字地球在中国有广阔的发展前景和发展机遇。作者在对比了中外在数字地球领域的主要成就的基础上 ,提出在“十五”

China is a huge country in land, in population, in history and in changes. Records covering over five thousands of years of China make a great deal of challenges and opportunities in the age of Digital Earth. More over, pixels from satellites provide the detail information about the global environmental changes in China. Based on the comparison studies of digital information of the earth sciences between China and the world else, authors indicate the keys for China to make the Digital Earth succeed. They are: constructing an integrated data and information policy system; establishing distributed national data centers, making a multiple-disciplinary training and education program; developing a data and information services market; enhancing the integration between the earth sciences and IT technology, including those of satellite, computational sciences, computer, telecommunication and so on. The international cooperation is important for China to develop the China's Digital Earth.