Preliminary Exploration of Rational Settings for Sponge Airport Indicators in the Context of Low Carbon -- Taking Baiyun Airport as an ExampleLingling Zhang, Daizhong Huang, Xu Pan, Wangchun Chen, Shuaiyi Sun and Zhenwen XiaE3S Web Conf., 528 (2024) 03004DOI: https://doi.org/10.1051/e3sconf/202452803004