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南极上空的臭氧层空洞变小美国宇航局１０月６日报告，位于南极上空的臭氧层空洞变小了。根据卫星的观测数据表明，今年９月１５日位于南极上空的臭氧层空洞的面积为２５３８万ｋｍ２，小于去年９月１９日创下的２７２０万ｋｍ２的历史最高记录。但宇航局认为这主要是气候波动
Ozone depletion over the Antarctic NASA on October 6 reported that the ozone layer in the Antarctic hollowed out. According to satellite observations, the area of the ozone hole located on the Antarctic on September 15 this year was 25.38 million km2, less than the record high of 27.2 million km2 set on September 19 last year. However, NASA believes this is mainly due to climate fluctuations