Brett Sanders, a civil and environmental engineering professor at the University of California, Irvine, said the rail line’s woes tie back to beach sand starvation. …  Sanders says, the urbanization of Orange County – and the region’s flood control infrastructure – “is designed to hold sediment in place.” “I mean, we go to great lengths and plan new developments to make sure that sand doesn’t move, that soil doesn’t move,” he added. The result? “We have effectively cut off the supply of sand which made our beaches and made us famous.” Read More