'Poop in the Adam Joseph Lewis Center toilets [in the Environmental Studies building] anytime between Saturday, November 10th and Friday, November 16th and sign up to receive a quarter per poop.'

'[T]he poop is to feed their "living machine," which filters waste water with bacteria and plants and stuff. The building isn't that highly trafficked and if the bacteria doesn't get enough poop it dies. I remember once during a deserted winter term they had to feed the thing a tray of donuts from the cafeteria to keep it going...

[I]t's on the honor system. They put up a bulletin board outside the bathrooms and you write your name, your mailbox, and self-satisfied message about the dump you just took.'