It said Bien Hoa would require dealing with four times as much soil as the Da Nang project.

该机构表示，边和项目需要处理的土壤面积是岘港项目的四倍。

The Bien Hoa Air Base in southern Vietnam is contaminated with dioxin from U.S. military actions during the Vietnam War.

越南南部的边和空军基地受到了美国在越南战争期间军事行动中所产生的二噁英的污染。

She also joined Vietnamese officials to mark the next step to support Vietnam's efforts to clean up dioxin contamination at Bien Hoa Airbase.

她还与越南官员一道，为下一步支持越南清理比恩霍空军基地二恶英污染的行动做准备。