Digital Shoreline Analysis System version 4.1 Transects with Long-Term Rate Calculations for the Greater Boston region from the southern side of Cape Ann, Massachusetts to Sandy Neck Beach in Sandwich, Massachusetts (GreaterBoston_LT.shp)

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the...滨海沙质海滩是广受青睐的休闲度假目的地，周边往往环绕着坐拥高价值不动产的社区。尽管……，开发活动仍呈上升态势。