研究人员警告称，冻结在极地区域的毒素数量不明，而这些有毒物质的释放会对地球环境以及人类自身安全造成极大威胁。
The researchers warn that the amount of the poisons in the polar region is unknown and their release could "undermine global efforts to reduce environmental and human exposure to them".
一家名为“拯救孩子”的国际援助机构为受日本海啸影响地区的日本孩童建立起了安全区域，向孩子们提供玩具、蜡笔和纸让他们聚在一起玩耍。
Save the Children, an international aid agency, has set up safe spaces for children to meet and play throughout the tsunami zone, with toys, games, crayons and paper.
如果建立链接安全性失败，该链接将获得本地区域的默认用户的安全性。
If a failure occurs in establishing link security, the link is given the security of the local region's default user.
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