同时许多研究也发现，渗滤液好氧处理后回灌会对填埋场的产甲烷作用形成一定的影响。
A lot of researches have pointed out that the recycle of aerobic-treated leachate can affect the methane production in landfill.
最终，蓝藻的出现带来了光合作用，它产生的氧气取代了产甲烷菌和甲烷气体，与今日相似的大气层终于形成了。
Eventually, photosynthesis arrived in the form ofcyanobacteria. Their exhalations, oxygen, did for both methanogens and methaneand created an atmosphere similar to the one that exists now.
产甲烷菌是重要的环境微生物，在自然界的碳素循环中起着重要的作用。
Methanogens is an important environment microorganism, which plays an important role in the global carbon cycle.
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