Really fascinating Migration Maps from an online tool put together by Forbes.com that shows the net migration patterns of any county in the United States in 2008.  The maps below show the amazing growth in local counties like Harris and Fort Bend.  Drawing people from all over who are  attracted to the opportunities of the region.  (Black indicates net inward migration; Red indicates net outward...

In our own work with client we have found that improving the timing and synchronization of traffic signals along a corridor can reduce delay and emissions by 5-25% (obviously dependant on the starting point).  This is in line or above what has been shown through repeated studies.  One of the most difficult thing in a project like this is to manage for driver behaviour that can offset some...