When Mike Schropp looked around his basement, he found it over run with computer parts, gadgets and LEGO, so he decided to introduce a bit of nature into his immediate environment. Mike was a loss as to how he would do this, until the idea of using the heat from his computer motors to germinate wheat grass came to him. So like any mad scientists from the comics, he began taking a computer tower apart, to modify and rearrange so that he could grow wheat grass in his Bio-computer.

You can see the entire process and see the reasoning behind his decisions on his blog, Total Geekdom, via TreeHugger