Indications of life on Mars:>>There is water on Mars; there are two icecaps on the two poles; with variation in winter and summer, in addition to the ice present on the tops of the high mountains of Mars, like that on Earth.
>>There are clouds moved by the wind, like that on Earth.
>>Its atmosphere is clear, not like that of Venus (turbid and full of smoke), and not like Mercury that lost most of its atmosphere.
>> The distribution of the temperature
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