By some estimates acid rain falls on a third of all agricultural land; some climate experts predict long-term reductions in the country's vital rice crop.

据估计，三分之一的可耕地为酸雨区，一些气候学家预测在长期范围内该国的粮食作物将出现减产。

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"Shipping noise falls across the same frequencies that these animals use for all their vital behaviors - for feeding,for finding mates, for avoiding predators and for navigating."

VOA: special.2011.06.29

On both of these vital issues, our economy and our national security, it falls upon those of us in elected office to take action.

CNN: Transcript: Webb says Bush took U.S. to war 'recklessly'

The question is, if the CWC falls far short of that goal and worse yet, does not actually serve vital national security interests are the real and expensive sacrifices that will nonetheless be required of us worth making?

CENTERFORSECURITYPOLICY: Center for Security Policy | EXCERPTS OF TESTIMONY BY FRANK J. GAFFNEY, JR. before the SENATE ARMED SERVICES COMMITTEE