The film makes a convincing case for better oversight of public water systems, water conservation, better water treatment systems and better control of industrial pollution which contaminates water supplies.
Although meandering at times, Flow is still a serviceable documentary spouting daunting informational facts and figures about the freshwater supply threats and the perilous consequences that inevitably follow.
The overarching theme here is that the Earth's freshwater supply is being contaminated, sucked dry and 'privatized' for the benefit of huge corporations that are establishing themselves as the heirs to the oil cartels.
Your tap water might be making you sick. But your bottled water might be making you sicker, while also enabling the environmental rape of the American heartland and unconscionable extortion in the Third World.