Government originally planned to remove the Elwha and Glines Dams in Washington, the enormous expense of removal has resulted in a postponement of this effort.
政府原本计划拆除华盛顿的艾尔瓦和格莱恩斯大坝，但巨大的拆除费用导致这一计划被推迟。
2
Map from Google Maps, with "A" marking the location of the Elwha River dams.
地图来自谷歌地图，标记A为尔瓦河堤。
3
Some, like the two Elwha dams, were built without fish ladders, meaning they serve as completely impenetrable barriers to fish migrations.