Using state of the art diving technology, Jill swims through deep, dangerous underground caverns, sharing breathtaking scenes of the subterranean rivers that flow beneath our feet. Join acclaimed cave diver Jill Heinerth on her lifelong journey to discover where our drinking water comes from, and how to preserve and protect it for future generations. For the first time in history, fresh water has become a finite resource. Many experts agree that, without significant changes in water policy, wars of the 21st century may be fought, not over oil, but for control of clean water. We Are Water is an imaginative, entertaining, and enlightening documentary, illustrating the fragile relationship between our planet's endangered fresh water resources, and the ever increasing needs of our expanding population.