- 1、Image:TheMartiansurface,plusanemptyVostokbeerbottle.2、SovietcosmonautYuriGagarinmadeoneorbitinVostok1andsafelyreturnedtoearth.3、OtherdatafromtheVostokcoreshowthatmethanegasalsocorrelatescloselywithtemperatureandcarbondioxide.4、Thecoldesttempera...
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