Fill in the Blanks Problems related to waterOnline version Activity for review unit 3 Water by Susana López 1 increase ice abundant glaciers little droughts catastrophic consumption floods growth fresh improvements Only 3% of the water on Earth is water . However , most of this water is retained in in the form of . Only a very small portion , 0 . 014% , can be used for . Moreover , the of the population and in stardards of living have led to a great in water consumption . Some areas of the world have water , while others have very . The consequences of this can be : - A shortage of water can produce . - An excess of water can produce .