The issue about corporations taking over control of freshwater is more important than many realize. This is the number one resource that we all need every day, other than air to breathe.
Even the newer Mad Max film even brings up the point of a future where whoever controls the water has all the power.
There are several good documentaries for those who haven't looked into this yet:
https://www.watercache.com/blog/2011/10/must-see-water-documentaries-provide-insight-into-future-water-crisis