Beach Change From Lidar

Given the rate of coastal erosion and the increasing problems in finding renourishment source documentation of the problem is taking on a heightened importance. For this Lidar is a great tool but has some caveats that can be overlooked. The primary one is simple enough and is basically that you can only compare areas that have data. The common rub is that the majority of change typically occurs right at the shoreline. The following article breaks it down a bit more, but just remember to look at the edges of the analysis and ask about how the volumes were computed.