The new Tennessee Valley Authority built dams,cleared rivers, expanded forests and provided electricity.

VOA: special.2011.03.24

Part of this sort of this inveterate Calvinism, and part of the fact that, "What if the dams burst?"

即根深蒂固的加尔文主义,还有一些事实,诸如,"万一溃堤了怎么办"

耶鲁公开课 - 欧洲文明课程节选

And vetiver planted on earthen dams may strengthen them against breaks and flooding.

VOA: special.2010.02.09

Taller dams,larger dams and a few that produce more power have been created.

VOA: special.2009.08.12

The capital's main hospital is badly flooded, electricity is cut, and two dams and 12 bridges are damaged.

VOA: standard.2009.09.06

Jeremy Bird heads the commission and says balancing the pros and cons of hydropower dams is the biggest challenge facing the Mekong basin.

VOA: standard.2010.01.11

But fisheries experts say plans by Cambodia,Laos and Thailand to build hydropower dams on the Mekong would block fish migration, threatening already endangered species.

VOA: standard.2010.01.11

South Korea says it is accelerating a project to build its own dams near the North Korean border to prevent surprise floods like this in the future.

VOA: standard.2009.09.07

Some assert that the placement of several North Korean dams so close to the South's border shows that Pyongyang built them with such acts of sabotage in mind.

VOA: standard.2009.09.09

Some dams on rivers feeding the Mekong have disrupted fish populations.

VOA: standard.2010.01.11

And who should lead that effort? PEW Vice President for Policy Analysis and the report's co-author, Stephen Seidel,says the federal government should lead, as the nation's largest landowner and the guardian of its natural resources, national parks and highways, bridges and dams.

VOA: standard.2010.06.14