The Journal of Hohai University(Natural Sciences) is a refereed, open access e-journal that disseminates original research of science of water resources , water ecology and  water environment. All contents, such as fundamental and applied research papers, review articles, technical notes, and short communications are available free-of-charge to anyone with access to the Internet. Users can view and download all the papers without restriction and without charge. Users can fairly use the content for research and educational purposes. The journal is licensed under a Creative Commons Attribution 4.0 International Licence. The copyright of all content published in the journal is retained by the authors.