中国确实排放了过量二氧化碳，通过燃烧煤。
China does create an enormous amount of CO2 pollution from coal burning.
比如，我们可以设计一种细菌，专门吸收大气层的过量二氧化碳。
One could design bacteria, for example, that could absorb excess CO2 in the atmosphere.
过量二氧化碳排放导致的气候变化目前已经极大地威胁到地球上人类的生存。
The excessive carbon dioxide emissions has resulted in climate change and it has threatened the life of people on the earth.
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