Melting ice caps aren't the only factor.

融化的冰盖不是唯一的因素。

Another factor behind football's global popularity is the creativity and excitement on the field.

足球全球受欢迎的另一个因素是场上的创造力和兴奋感。

Pollution is a serious environmental factor.

污染是一个严重的环境因素。

Experience is a key factor in getting a job.

经验是找到工作的关键因素。

Independence is an important factor for success.

自主性是成功的重要因素。