PARPG is a fallout-link game in a nuclear winter setting.

Their IRC channel is #parpg on irc.freenode.net.

Here is a link to their wiki page on graphics, which you should read first:

http://wiki.parpg.net/Department:Graphics

Here's the list of active tickets.  The tickets with the "graphics" component are needed art.

http://parpg-trac.cvsdude.com/parpg/report/1?asc=1&sort=component&USER=a...

Here's a wiki page with a list of needed graphics:

http://wiki.parpg.net/Graphics:List_of_needed_graphics

This file is their standard Blender rendering setup:

http://parpg-svn.cvsdude.com/parpg/trunk/media/blender/rendering_setup_0...

Other blender can be found here:

http://parpg-svn.cvsdude.com/parpg/trunk/media/blender/