1 It is known that Geronimo is adopted, as explained in Kingdom of Fantasy II. 2  In the 2004 book La vera storia di Geronimo Stilton, it is mentioned that Geronimo doesn't know who his actual parents are, and that he was adopted by the Stiltons when he was at infant age.
The ecological footprint is a measure of human demand on the Earth's ecosystems, the amount of natural capital used each year.
So you can expect them to have an ecological footprint calculator.The ecological calculator calculates ecological footprints for certain countries around the world. The approach is unique because you can go through the eco-quiz with a self created avatar.