(nb if you click on the images you get taken to larger and hopefully readable versions)

sanguinity has done a better job of answering your question than me (what with having actually read the book and all...) but I thought I should mention that the vegan thing was an injoke: the two people in the local fandom group which forms the core of my flist who are most vocal about sustainable food etc also vocally vegan :)

Also the list is explained in more detail here:
http://stuffedandstarved.org/drupal/urgentactions