Retraction: Ren, Z.B., et al. Spatio-Temporal Patterns of Urban Forest Basal Area under China’s Rapid Urban Expansion and Greening: Implications for Urban Green Infrastructure Management. Forest 2018, 9, 272–290

The Forests Editorial Office has been made aware that Table 2, Figure 2, Figure 7, and Figure 8 listed in the paper [1] were published without the permission of the PI of the research work. Therefore, the Forests Editorial Office has made the decision to retract the published paper [1]. We apologize to the readers of Forests and to the authors of the previous work. The decision to retract has been made in cooperation with the authors of the article [1].

MDPI is a member of the Committee on Publication Ethics and takes seriously the responsibility to enforce strict ethical policies and standards. To respect and reserve the copyright of the PI, the published article [1] is retracted and shall be marked accordingly.