专家指出持续增加的污染不仅会导致向全球变暖这样的严重问题，而且还会威胁

专家指出持续增加的污染不仅会导致向全球变暖这样的严重问题，而且还会威胁到人类在这个星球上的生存。

結果 (英文) 1:

Experts pointed out that the increasing pollution will not only lead to serious problems such as global warming, but also a threat to the survival of mankind on this planet.

結果 (英文) 2:

Experts point out that increasing pollution not only causes serious problems such as global warming to the, but also poses a threat to the survival of human life on this planet.

結果 (英文) 3:

Experts point out that increasing pollution not only led to the serious problem of global warming, but also threats to the survival of humanity on this planet.