阅读下面小短文，根据上下文语境，从所给的A、B、C、D、E、F六个选项中，选出最佳选项填入空白处，每个单词只使用一次，每个方框里有一个是多余的单词。

Carbon dioxide is through human activities such as destroying forests and burning fossil fuels as well as natural processes such as volcanic eruptions. The measurements by climate experts show a rising trend of carbon dioxide . If this continues, our planet will face further environmental disasters. In to this environmental issue, China is implementing significant policies and measures to address climate change, aiming to coal consumption, promote a better relationship between man and nature, build a energy system, and advocate a moderate, green and low-carbon lifestyle.