The Sodium Cycle of Life

For this science inquiry project, we've researched the cycle of sodium. Here are the links:
Sodium in our Body
http://veroniquewarbrothers.blogspot.ca/2013/05/sodium-cycle-in-human-body.html

Sodium in the environment and animals
http://discoverypath20121014g9at.blogspot.ca/2013/05/cycle-of-sodium-environment-and-animals.html