added 2007 Tue Apr 17 5:45:07 by GregD
There are very few places left with fertile soil to feed large populations, and farming practices still trigger large losses of rich dirt.
There are very few places left with fertile soil to feed large populations, and farming practices still trigger large losses of rich dirt.
added 2007 Mon Apr 2 3:45:12 by jeremytoday
Exposure to dirt may be a way to lift mood as well as boost the immune system, UK scientists say.
Exposure to dirt may be a way to lift mood as well as boost the immune system, UK scientists say.
