<p><span style=\"background: white; color: black; line-height: 200%; font-family: \'Times New Roman\',\'serif\'; font-size: 12pt; mso-bidi-font-size: 11.0pt;\">In the last decade nanotechnology entered the policy arena as a technology that is presumably well known promising candidate for solving one of the most <span style=\"mso-spacerun: yes;\">&nbsp;</span>important issues such as ensuring the quality and quantity of potable water for the world society in the XXI century. </span><span style=\"background: white; color: black; line-height: 200%; font-family: \'Times New Roman\',\'serif\'; font-size: 12pt; mso-bidi-font-size: 11.0pt;\">This research paper gives the comprehensive overview of state of art technologies available for water purification, worldwide. It draw insight the recent contamination scenario of water<span style=\"mso-spacerun: yes;\">&nbsp; </span>and challenges ahead and how nanotechnology is developing in country like India across the this water sector from the beginning to end of value chain to solve this pressing concern. </span><span style=\"background: white; color: black; line-height: 200%; font-family: \'Times New Roman\',\'serif\'; font-size: 12pt; mso-bidi-font-size: 11.0pt;\">This paper identified main key stakeholders and their efforts to integrating nanotechnology in water industry to alleviate the water problems as well as to discover technology solution which can serve for bottom of pyramid society.</span></p>
<p><strong style=\"mso-bidi-font-weight: normal;\"><span style=\"background: white; color: black; line-height: 200%; font-family: \'Times New Roman\',\'serif\'; font-size: 12pt; mso-bidi-font-size: 11.0pt;\">Key words</span></strong><span style=\"background: white; color: black; line-height: 200%; font-family: \'Times New Roman\',\'serif\'; font-size: 12pt; mso-bidi-font-size: 11.0pt;\">: Nanotechnology; water remediation; blue gold; developing countries; value chain; India</span></p>
 