Carl Ganter is co-founder and managing director of Circle of Blue and is vice chariman of the World Economic Forum Global Agenda Council on Water Security.
Let me take you on a quick tour around the world and introduce you to just a few of the people and places Circle of Blue is finding on the front lines of a global water crisis.
When Obama presents Rose Mary Sabo Brown with the medal on the pale blue ribbon, it will complete a circle that began 42 years ago right after her husband's death.