1.   But the escalating crisis May now force Western leaders to use military air power to protect relief efforts.

2.   In a regional disaster such as a flood or earthquake, there was no way to coordinate relief efforts.

3.   Its critics say it left without establishing a means of coordinating relief efforts.

4.   More tremors hit Cairo More earth tremors have hit Cairo impeding the relief effort following the major earthquake.

5.   No relief effort will work if war and politics get in the way.

6.   The international relief effort appears to be gathering momentum.

7.   The relief efforts have been hindered by unrelenting bad weather.