Construction begins on Mississippi River underwater sill as saltwater wedge begins to creep ...
On Monday, the U.S. Army Corps of Engineers, New Orleans District began construction of an underwater sill across the bottom ...
来自MSN2 个月
New Orleans metro eyes saltwater intrusion again as possible drinking water threat
A trigger to build an underwater levee, called a sill, to help block the salt water also gets activated if salt is expected at river mile 65 within a 10-day forecast and at river mile 80 within ...