In Ubuntu Dapper Drake, there’s no trash icon in the Desktop, it’s in the bottom panel right side. In this article I’m going to explain how to show the Trash icon in the Desktop. Type the following:
a window will pop up, with the gnome registry:
There will be a panel in the left side.
Go to apps->nautilus->desktop and click on the variable trash_icon_visible and you’ll get the Trash in your desktop. See the screenshot below: