RTK-dGPS surveys of Lake Michigan beach topography near Ogden Dunes/Burns Harbor, Indiana

The US Army Corps of Engineers (USACE) is evaluating the placement of dredged material in the nearshore areas of Lake Michigan as a means to replenish sand at...美国陆军工程兵团（US Army Corps of Engineers, USACE）正在评估将疏浚物料投放至密歇根湖近岸区域的做法，以此作为在……处补充沙滩沙量的手段