Crews lay out miles of flexible pipeline to help supply fresh water to Jefferson Parish as salt water slowly moves up the Mississippi River on Wednesday, Oct. 4, 2023, in Marrero, La. A mass inflow of salt water from the Gulf of Mexico creeping up the drought-stricken Mississippi River is threatening drinking water supplies in Louisiana. (Chris Granger,/The Times-Picayune/The New Orleans Advocate via AP)
