Water crisis is next big threat to Pakistan. Water dominate the world economy as a silent threat to global stability increase in the corridors of power, some fear, will fight for limited water resources, the future war. Water and food security were the main themes of the United Nations. Watchdog save it as the most dangerous to speak to one of the threats of the modern world. To look at things that, over 70% of Earth covered by water, less than half of them fit for human consumption. Today, more than 700 million people need food and water, life and survival.