Urban India faces considerable water security challenges that have the potential to worsen in the coming decades as the level of urbanisation continues to increase.

This paper provides an overview of water availability in Australia, the major sources of water, and the spatial and time challenges limiting access to water resources.

This report argues that India's population growth will bring with it increased demand for water, food and energy requiring significant expansions of current infrastructure and resource availability.

Iran has a national population of 75 million people, 12 million of whom reside in the capital; demand for water is rapidly increasing, even as major lakes and groundwater resources begin to shrink.

China faces a significant challenge in maintaining food and water security over the next 30 years. With less than ten per cent of the world’s arable land and only seven per cent of its potable water, China must feed 20 per cent of the world’s population.