Boots on the Moon - Lunacy Run Amuck

Why would we spend an estimated $104 billion (that's billion with a 'B') to go back to a dead world when ours is dying? It seems no one can come up with a compelling reason for NASA to repeat the "been there- done that" Apollo project of the 60's and 70's that President Bush has envisioned. In fact, we have been told by NASA to think of this as "Apollo on steroids."