What do you think are tenable public policies to correct this crisis? What effect do dams have on the supply of healthy fresh water?

What are the causes of the water crisis world wide according to the movie “Blue Gold” and the assigned articles?  What do you think are tenable public policies to correct this crisis? What effect do dams have on the supply of healthy fresh water?

You need to mention the movie and reading.

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    local_foods_from_fad_to_force_and_what_it_means_for_the_food_industry_by_michael_zacka.pdf
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    5_ways_neighborhoods_are_taking_control_of_their_food_systems_colorlines.pdf
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    water_sustainabilityand_anthropologcial_approaches_and_prospects.pdf