Abstract
There is an urgent need to regenerate agriculture to increase productivity, support economic development and address concerns regarding food security. The fundamental question is whether the more efficient use of natural resources can help to reduce malnutrition and food insecurity while providing adequate food supplies to feed a burgeoning population in an environmentally sustainable way. In this paper, three pathways are considered: expanding existing arable land to include crop–animal systems; intensifying existing land use; and expanding production in less favoured areas (LFAs). Silvo–pastoral systems, common in rainfed areas, are often underestimated with regard to their capacity for carbon sequestration, value addition and increased productivity. Animals can also support improved livelihoods and can be used as an entry point for the development of LFAs. However, the varied and complex issues related to such development require an interdisciplinary approach that addresses demographics, socioeconomics, resource allocation, value chains, trade and marketing. Combined with effective development policy, the goals of sustainable food production and environmental protection are achievable. This paper reviews the issues and sets out options for improving the management of natural resources to support agricultural development.
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