Today we provide this letter that a long time reader and natural resource expert sent us yesterday.  While the general subject revolves around forest management for maximum benefit of Alaska's people, we note that the concepts of multiple use and sustain yield apply to oil, gas and mining.  Why?  Because mining and energy do not preclude other uses of public and private lands -- and are highly regulated in any case.  Second, while forests and hunted and fished species, managed properly, are "renewable", oil, gas and mining are "newable". [...]