ITU‐T's Technical Reports and Specifications 101 Ref. No. Category Definitions/Features Key concept/ Keywords Source 90 User centric According to Deloitte the three market drivers of smart cities are smart water, smart energy and smart agriculture. Smart water is increasingly seen as a component of ambitious smart city programmes that address the myriad of problems created by mass urbanization. Smart energy – the race for more and more energy sources is driving an increase in unconventional oil and gas exploration – in turn driving significant water and wastewater issues. Smart agriculture – the challenge to feed a growing global population is stressing food systems in both the developed and developing world and requires novel agricultural solutions. Solutions, water, agriculture, energy, population. Haji (2013)