Zhihong Xu, the editor of Journal of Soils and Sediments not only like to cite his beloved journal but also himself.

Editorial in a journal is a great way to promote your journal and your work

Xu, Z. , Chen, C., He, J., Liu, J. Trends and challenges in soil research 2009: Linking global climate change to local long-term forest productivity ( Editorial ).  Journal of Soils and Sediments, Volume 9, Issue 2, April 2009, Pages 83-88.

This editorial has 80 references, and 46 self citations to Xu.
Don’t worry about climate change, self citation is hotter!