"With the onset of the aging demographic revolution, it is essential that the general public begin planning for their future care requirements, " said Bill Novelli, chief executive officer of AARP, an advocacy group for older Americans.

CNN: Study: Americans nearing retirement ignorant about cost of care

This is all useful information for current traffic planning, but Dr Helbing and Dr Treiber also have their eyes on the future.

ECONOMIST: Traffic management: Desynchronised | The

But make no mistake about it--they are all aware that the long-term energy future for Texas lies in cleaner technologies, and they are planning their business strategies accordingly.

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