Solar Still
a) Dig a large, shallow hole (4' wide - 3' deep).
b) Put a collection container in the middle of the hole.
c) Place a piece of 6' x 6' clear plastic over the hole.
d) Put a small rock or something right in the middle of the plastic that causes the plastic to slope to the container.
e) Wait for water to condense on the plastic and drip into the collection container.
Detailed Instructions: http://www.desertusa.com/mag98/dec/stories/water.html
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