论文标题

火星与亚利桑那州Moenkopi高原上的古河形态特征

Ancient River Morphological Features on Mars versus Arizona Moenkopi Plateau

论文作者

Paris, Antonio, Tognetti, Laurence

论文摘要

火星目前在地球上关于拟议的古河形态景观的科学辩论中心。因此,火星的地貌及其水历史的好奇心增加,导致努力更好地了解这些景观的形成方式。然而,许多研究包括尚未从地球模拟的角度彻底检查火星上提出的古代河流过程的拼布研究。因此,这项研究的目的是将Moenkopi高原上的已知河流特征与MARS上提出的古植物学特征进行比较。沿Moenkopi高原的类似物的搜索是由于河流侵蚀的相似性,它受Eolian活性的影响和修饰,主要是从二叠纪到侏罗纪的年龄。通过分析来自NASA火星登机上的两个摄像机的轨道图像,侦察轨道轨道高分辨率成像科学实验和上下文摄像头与从美国地质调查中获得的成像以及在Moenkopi Plateau上运行的无人飞机与Moenkopi Plateau的图像并行,此研究确定了类似的河流形态。因此,我们解释说,两个行星上都发生了相同的河流过程,从而增强了火星上的水历史。

Mars is currently at the center of scientific debate regarding proposed ancient river morphological landscapes on the planet. An increased curiosity in the geomorphology of Mars and its water history, therefore, has led to an effort to better understand how those landscapes formed. Many studies, however, consist of patchwork investigations that have not thoroughly examined proposed ancient fluvial processes on Mars from an Earth analog perspective. The purpose of this investigation, therefore, is to compare known fluvial features on Moenkopi Plateau with proposed paleopotamologic features on Mars. The search for analogs along the Moenkopi Plateau was due to the similarities in fluvial erosion, influenced and modified by eolian activity, primarily from Permian through Jurassic age. By analyzing orbital imagery from two cameras onboard NASA Mars Reconnaissance Orbiter High Resolution Imaging Science Experiment and the Context Camera and paralleling it with imagery obtained from the U.S. Geological Survey and an unmanned aircraft operating over the Moenkopi Plateau, this investigation identified similar fluvial morphology. We interpret, therefore, that the same fluvial processes occurred on both planets, thereby reinforcing the history of water on Mars.

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