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. 2022 Jul 13;8(4):114. doi: 10.1007/s40899-022-00676-3

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© The Author(s), under exclusive licence to Springer Nature Switzerland AG 2022

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 4 — Spatial dissemination of the Chinese water and arable land assets: A spatial example of water usage assets. All information depends on heave normal run-away evaluation and populace for the time of the year 2000 (CIESIN 2010) with a spatial goal of 30 circular segments; B the number of people below the various amount of water pressure; C portion of developed terra territory. Developed land information is from Fischer et al. (2008) with spatial goals of 5 circular segment minutes; and D portion of viable land with water shortages (modified after Liu et al. 2013)