2017年估计,由于密西西比河沿着堤坝的沿海侵蚀,路易斯安那

2017年估计,由于密西西比河沿着堤坝的沿海侵蚀,路易斯安那州将在未来50年内松散1,450平方英里的土地。
原文:2017 It was estimated that Louisiana would loose 1,450 square miles of land over the next 50 years due to coastal erosion caused by the building of levees along the Mississippi River.