This simple trick helped fix a wildlife water shortage in Cambodia

It is a simple solution to a wildlife water shortage.

During the annual dry season [November through April] in a protected forest in eastern Cambodia, wildlife scientists hired local workers with shovels to dig out accumulated sediment from six remote and dried-up waterholes. The result: During the following dry season five of the holes did not dry out and remained a valuable resource for large ungulates (Eld’s deer and banteng), large waterbirds (ibis, cranes and storks) and many other animals (wild pigs, civets, jackals). ...

John Barrat
http://smithsonianscience.si.edu/2015/06/this-simple-trick-helped-fix-a-wildlife-water-shortage-in-cambodia/