Rockström, Johan; Karlberg, Louise; Wani, Suhas P.; … - In: Agricultural Water Management 97 (2010) 4, pp. 543-550
Rainfed agriculture plays and will continue to play a dominant role in providing food and livelihoods for an increasing world population. We describe the world's semi-arid and dry sub-humid savannah and steppe regions as global hotspots, in terms of water related constraints to food production,...