UN warns of a global water crisis

http://canal311.com/la-onu-advierte-sobre-una-crisis-mundial-del-agua/

Tuareg Sahara Family resting in the desert. The Sahara were changing due to decades of drought. During the past 40 years, lake beds have dried, although in some places there are still a basis of deep water and can draw water from wells | Credit: Joanna B. Pinneo / National Geographic