Gu, B., Zhang, X., Bai, X., Fu, B. & Chen, D. Four steps to food security for swelling cities. Nature 566, 31–33 (2019).
Godfray, H. C. et al. Food security: the challenge of feeding 9 billion people. Science 327, 812–818 (2010).
Bren D Amour, C. et al. Future urban land expansion and implications for global croplands. Proc. Natl Acad. Sci. USA 114, 8939–8944 (2017).
Gardi, C., Panagos, P., Van Liedekerke, M., Bosco, C. & De Brogniez, D. Land take and food security: assessment of land take on the agricultural production in Europe. J. Environ Plann. Manag. 58, 898–912 (2015).
Shi, K. et al. Urban expansion and agricultural land loss in China: a multiscale perspective. Sustainability 8, 790 (2016).
Bai, X., Shi, P. & Liu, Y. Society: realizing China’s urban dream. Nature 509, 158–160 (2014).
World Urbanization Prospects 2018 (United Nations, 2018); https://population.un.org/wup/Download/
Zhai, Z., Chen, J. & Li, L. Future trends of China’s population and aging from 2015 to 2100 [in Chinese]. Popul. Res. 41, 60–71 (2017).
Van Vliet, J., Eitelberg, D. A. & Verburg, P. H. A global analysis of land take in cropland areas and production displacement from urbanization. Glob. Environ. Change 43, 107–115 (2017).
Chen, J. Rapid urbanization in China: a real challenge to soil protection and food security. Catena 69, 1–15 (2007).
Martellozzo, F. et al. Urbanization and the loss of prime farmland: a case study in the Calgary–Edmonton corridor of Alberta. Reg. Environ. Change 15, 881–893 (2015).
Yan, H., Liu, J., He, Q. H., Bo, T. & Cao, M. Assessing the consequence of land use change on agricultural productivity in China. Glob. Planet. Change 67, 13–19 (2009).
Bai, X., Chen, J. & Shi, P. Landscape urbanization and economic growth in China: positive feedbacks and sustainability dilemmas. Environ. Sci. Technol. 46, 132–139 (2012).
Statistical yearbooks of prefecture-level cities in 2015 [in Chinese]. National Bureau of Statistics http://www.stats.gov.cn/tjsj/ (2016).
Zuo, L. et al. Progress towards sustainable intensification in China challenged by land-use change. Nat. Sustain. 1, 304–313 (2018).
Lal, R. Soil carbon sequestration impacts on global climate change and food security. Science 304, 1623–1627 (2004).
Zhang, X. et al. Effects of enhancing soil organic carbon sequestration in the topsoil by fertilization on crop productivity and stability: evidence from long-term experiments with wheat–maize cropping systems in China. Sci. Total Environ. 562, 247–259 (2016).
Wu, Y. et al. Policy distortions, farm size, and the overuse of agricultural chemicals in China. Proc. Natl Acad. Sci. USA 115, 7010–7015 (2018).
Zou, B., Mishra, A. K. & Luo, B. Aging population, farm succession, and farmland usage: evidence from rural China. Land Use Policy 77, 437–445 (2018).
Guidance on Accelerating the Development of Agricultural Productive Services (Ministry of Agriculture and Rural Affairs of the People’s Republic of China, 2017).
Ju, X., Gu, B., Wu, Y. & Galloway, J. N. Reducing China’s fertilizer use by increasing farm size. Glob. Environ. Change 41, 26–32 (2016).
Ren, C. et al. The impact of farm size on agricultural sustainability. J. Clean Prod. 220, 357–367 (2019).
Adamopoulos, T. & Restuccia, D. The size distribution of farms and international productivity differences. Am. Econ. Rev. 104, 1667–1697 (2014).
Wang, J., Chen, K. Z., Gupta, S. D. & Huang, Z. Is small still beautiful? A comparative study of rice farm size and productivity in China and India. China Agr. Econ. Rev. 7, 484–509 (2015).
Lu, H., Xie, H., He, Y., Wu, Z. & Zhang, X. Assessing the impacts of land fragmentation and plot size on yields and costs: a translog production model and cost function approach. Agr. Syst. 161, 81–88 (2018).
Syp, A., Faber, A., Borzecka-Walker, M. & Osuch, D. Assessment of greenhouse gas emissions in winter wheat farms using data envelopment analysis approach. Pol. J. Environ. Stud. 24, 2197–2203 (2015).
Li, G., Feng, Z., You, L. & Fan, L. Re-examining the inverse relationship between farm size and efficiency. China Agr. Econ. Rev. 5, 473–488 (2013).
Fan, L. et al. Decreasing farm number benefits the mitigation of agricultural non-point source pollution in China. Environ. Sci. Pollut. Res. 26, 464–472 (2019).
Cassman, K. G., Dobermann, A., Walters, D. T. & Yang, H. Meeting cereal demand while protecting natural resources and improving environmental quality. Annu. Rev. Env. Resour. 28, 315–358 (2003).
Pellegrini, P. & Fernández, R. J. Crop intensification, land use, and on-farm energy-use efficiency during the worldwide spread of the green revolution. Proc. Natl Acad. Sci. USA 115, 2335–2340 (2018).
Resource and Environment Data Cloud Platform (Resource and Environment Science and Data Center, 2018); http://www.resdc.cn/Default.aspx
Laborde, D., Martin, W., Swinnen, J. & Vos, R. COVID-19 risks to global food security. Science 369, 500–502 (2020).
Shi, Q., Jin, H. & Zhuo, J. Does land expropriation definitely reduce farmers’ income: a survey of 7 villages in Shanghai: the defects and reforms of the current land expropriation system [in Chinese]. Manage. World 3, 77–82 (2011).
Liu, Y. & Li, Y. Revitalize the world’s countryside. Nature 548, 275–277 (2017).
Liu, Y., Fang, F. & Li, Y. Key issues of land use in China and implications for policy making. Land Use Policy 40, 6–12 (2014).
Measures for Land Acquisition Compensation and Social Security for Land-Expropriated Farmers in Jiangsu Province Provincial Government Order No. 93 (Jiangsu Provincial People’s Government, 2013).
Wu, Y., Chen, Y., Deng, X. & Hui, E. C. M. Development of characteristic towns in China. Habitat Int. 77, 21–31 (2018).
Yu, Y., Huang, Y. & Zhang, W. Modeling soil organic carbon change in croplands of China, 1980–2009. Glob. Planet Change 82–83, 115–128 (2012).
No. 1 Central Document (Ministry of Agriculture and Rural Affairs of the People’s Republic of China, 2020); http://www.moa.gov.cn/ztzl/jj2020zyyhwj/
Güneralp, B. et al. Global scenarios of urban density and its impacts on building energy use through 2050. Proc. Natl Acad. Sci. USA 114, 8945–8950 (2017).
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