In fact, it has been likened to a vast natural laboratory for studying the earth and its atmosphere as well as global environmental changes, including those related to human activities.
وهي تُشبَّه بمختبر طبيعي فسيح لدراسة الارض وغلافها الجوّي ؛‏ وكذلك لدراسة التغيّرات البيئية حول الارض ،‏ بما في ذلك التغيّرات التي تُحدِثها نشاطات الانسان .‏