Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the North Shore coastal region from North Salisbury at the New Hampshire border to the west side of Deer Island in Boston Harbor (NorthShore_intersects_LTw.shp)

Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline...鉴于沿海人口持续增长、海岸侵蚀威胁愈发严峻，亟需获取能够反映海岸线变动趋势与速率的现有数据，以指导海岸线……