新近的研究证实，黑碳通过在缓慢的土壤有机碳库中的循环，对全球碳和氧的地球生物化学循环起到极其重要的作用。
Recent findings have revealed the implications of black carbon in global biogeochemical cycles of carbon and oxygen through its contribution to the slow cycling of soil organic carbon pool.
在此后的数百万年间，地球的生物化学体系历经起起伏伏，仿佛缺乏某种调节机制一般——而事实确实如此。
Earth's biogeochemistry went boom and bust for millions of years thereafter, as if some regulating mechanism were lost - which is exactly what happened.
就像地球上植物因为叶绿素而呈现出绿色一样 靠着另一套生物化学原理潘多拉上的植物大多数为紫色。
Just as the plants on Earth a regreen with chlorophyl, the plants of Pandora, based on a different biochemistry, are mostly purple.
这种细胞的生物化学运作过程和普通生命完全一样——从DNA到RNA再到蛋白质，但它与手性对应的地球生命可能完全不相容。
Its biochemistry would work just like ours-dna to RNA to proteins-but it would be completely incompatible with earthly life, its chiral twin.
在地球上，大气层中90 %的甲烷来自于生命的生物化学活动。
On earth, 90 percent of the methane in the atmosphere comes from the biochemical activity of life.
土地覆盖和土地覆盖的自然变更，在地球系统的气候和生物化学全球尺度模式中扮演着重要角色，对全球生态环境产生着巨大的影响。
Land cover and its natural alteration, which play an important role in climate system and biochemistry pattern in globe scale, have brought tremendous effect to global entironment.
土地覆盖和土地覆盖的自然变更，在地球系统的气候和生物化学全球尺度模式中扮演着重要角色，对全球生态环境产生着巨大的影响。
Land cover and its natural alteration, which play an important role in climate system and biochemistry pattern in globe scale, have brought tremendous effect to global entironment.
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