Yosemite has just released a completely new management document with five alternatives.
Comment period is 03/19/2012 - 04/20/2012.
This has been forced on the park by an environmentalist lawsuit aimed at limiting access to the park and the Merced River. Their demands are so extreme that even the Sierra Club stayed out of it.
Here's the Yosemite document:
Preliminary Alternative Concepts WorkbookFresno Bee articles: