Freshwater is a vital resource. Is it possible to use icebergs as a source of freshwater?

2. What obstacles – technological, social, environmental & political – do you foresee for such an endeavor? (Make sure to mention at least one technoligical, one social, one environmental and one political obstacle.)

This topic is for a physical science 110 course, the discussion answer has to be in our own words, no plagiarism allowed thanks.