because one world is plenty

MAKE it at Home: Table-Top Biosphere

A video on how to make your own little desktop ecosystem. Kind of like a baby version of an aquaponics setup.

The instructions to go with the video:
http://www.kqed.org/quest/files/download/45/wp_aquanaut.pdf

More about biospheres from the creator of the design used in the video:
http://bottleworld.net/?cat=7 with a particularly insightful blog post at http://bottleworld.net/?p=25

Another website by someone who has put together his own home made biospheres:
http://www.euronet.nl/users/rkohm/biosphere/

Of course, there is a Yahoo group of people doing this sort of thing:
http://tech.groups.yahoo.com/group/homemadebiospheres/