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NASA地球大观图片由罗伯特·西蒙用美国地质调查局的地球资源探测卫星提供，文字说明由奥利·里贝克编纂。
NASA Earth Observatory image created by Robert Simmon using Landsat data provided by the United States Geological Survey. Caption by Holli Riebeek.
NASA地球大观图片由耶西·艾伦和罗伯特·西蒙用NASA 对地观测卫星小组的高级陆地成像仪提供，文字说明由米琼·斯科特编篡。
NASA Earth Observatory image created by Jesse Allen and Robert Simmon, using EO-1 ALI data provided courtesy of the NASA EO-1 team. Caption by Michon Scott.
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