It's been a penchant of this administration from the beginning -- restrict access to anything that might appear at odds with their spin or reality... but has gotten progressively worse.
Molly Ivins started talking about this in "Bushwacked"...
Don't like the environmental report -- classify it. Don't want people to know about anti-poverty programs? De-fund the study.
Time to step up and help document what they're doing -- and hopefully have it used in the investigations Congress will undertake next year.
Start here at TPMuckraker and help out.
Here's a short list from Carpetbaggers