Accepted Manuscript Urban expansion and form changes across African cities with a global outlook: Spatiotemporal analysis of urban land densities Gang Xu, Ting Dong, Patrick Brandful Cobbinah, Limin Jiao, Neema S. Sumari, Baohui Chai, Yaolin Liu PII: S0959-6526(19)30986-2 DOI: https://doi.org/10.1016/j.jclepro.2019.03.276 Reference: JCLP 16280 To appear in: Journal of Cleaner Production Received Date: 1 January 2019 Revised Date: 17 February 2019 Accepted Date: 25 March 2019 Please cite this article as: Xu G, Dong T, Cobbinah PB, Jiao L, Sumari NS, Chai B, Liu Y, Urban expansion and form changes across African cities with a global outlook: Spatiotemporal analysis of urban land densities, Journal of Cleaner Production (2019), doi: https://doi.org/10.1016/ j.jclepro.2019.03.276. This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.