![Stephan A. Schwartz](http://phibetaiota.net/wp-content/uploads/2013/12/schwartz-head-144x150.jpg)
Here is a lovely story of a creative low tech and inexpensive solution to certain kinds of drought. It wouldn't work everywhere, but it will many places. It replicates a technology used by Egyptians 5,000 years ago.
Trapping humidity out of fog in Chile