In parts of Montana, salt concentrations in soil water, have reached those double those of seawater.


Collapse: how societies choose to fail or succeed (ed. Viking Adult, 2005)


In parts of Montana, salt concentrations in soil water, have reached those double those of seawater.

In parts of Montana, salt concentrations in soil water, have reached those double those of seawater.

In parts of Montana, salt concentrations in soil water, have reached those double those of seawater.

In parts of Montana, salt concentrations in soil water, have reached those double those of seawater.