2008年，在《环境卫生日志》上发表的一篇论文题为《喝外婆》，它警告人们公共卫生所面临的威胁：甲醛将从墓地里渗漏到地下水里。
A paper published in the Journal of Environmental health in 2008, entitled "Drinking Grandma", warned about the public-health risks of formaldehyde leaking from cemeteries into groundwater.
当裹着浮油的海水大肆冲刷海滩时，路易斯安纳湿地的生态环境将面临最严峻的威胁。
When the oil starts to wash up in quantity, the greatest environmental threat will be to the Louisiana wetlands.
对于面临海盗袭击的持续威胁的船员，数目部断增加、居住环境恶劣、为健康和生命担心的人质来说，没有什么能令他们舒服起来。
That is no comfort to the crews facing the constant threat of attack or to the mounting number of hostages, living in squalor, fearing for their health and their lives.
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