When the Mariner 9 spacecraft went into orbit on 14 November 1971, the surface of Mars was shrouded in a global dust storm. Fortunately, by March of 1972, the atmosphere cleared and the true ...
The northern circumpolar permafrost region stores ∼1,000 Pg soil organic carbon (SOC) in the upper 3 m 1, similar in magnitude to the atmospheric carbon storage. Permafrost thaw due to climate change ...
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