The present invention provides a wall that is easy to construct and is able to utilize the long-term design strength of a geosynthetic reinforcement connection or anchor. Methane is introduced into a reformer or exhaust line in which hydrogen generated during reforming is used to regenerate the NOx absorber. In another embodiment, the management server automatically performs a snapshot operation on logical data containers on the storage system according to the storage virtualization strategy without administrator interaction at the storage system. The transaction code and encrypted monetary value are written to a transportable medium that is issued by the first terminal.