Humans first reached Mars in 1971, initiating the record of human activity on the Red Planet. As planetary scientists plan for future planetary protection procedures for Mars, they should also consider the developing archaeological record on one of our nearest planets.

中文翻译：

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火星的新兴考古记录


人类于 1971 年首次抵达火星，开启了人类在这颗红色星球上的活动记录。当行星科学家为火星规划未来的行星保护程序时，他们还应该考虑我们最近的行星之一的发展考古记录。