本世纪六十年代,美国发射了世界第一颗气象卫星泰罗斯1号TIROS—1(Television and infrared ob-serving satellite),即电视与红外观测卫星。用于气象观测研究,这大约是地球物理较系统地用于环境研究的开始。七十年代,美国又发射了世界第一颗地球资源卫星ERTS—1(Earth resources technology satellite),用于调查地质矿产,观察植物农作物生长、自然灾害、环 In the 1960s, the United States launched Television and Infrared Observing Satellite (TIROS-1), the world’s first meteorological satellite. For meteorological observations, this is probably the beginning of a more systematic use of geophysics in environmental research. In the 1970s, the United States launched the Earth Resources Technology Satellite (ERTS-1), the world’s first earth resource satellite, to investigate geology and mineral resources and observe the growth of plant crops, natural disasters,