Don't let your dog dig up this bone.
The poop-powered internet service is a pilot project started in May of this year in 10 of Mexico City's parks.
You bag your dog's doo-doo and put it into this gizmo:
Apparently they have poop police on hand to make sure you don't cheat by adding rocks.
The second link lets you vote. Do you think poo-powered internet is a good idea or not? So far about 70% of the people who voted thought it was a good idea.