1.   But although earlier events cannot be said to have caused the crisis, they did have some bearing on how it developed.

2.   The expanding urban population in many developing countries is causing a crisis in provision of public services.

3.   The crisis was caused by the climatic phenomenon of thermal inversion, which trapped emissions at near-ground level.

4.   Authorities said the crisis was caused by a police protest that snarled traffic in the city center and a fire at a store.

5.   But Dole has done nothing in the last month to cause a crisis that would make the Clinton campaign look for a new political thinker.

6.   But his proposal for limited autonomy for Corsicans has caused a crisis in his government.

7.   But the IMF is hesitant to blow the whistle on countries that appear headed for trouble, for fear of causing a crisis.

8.   But who caused the crisis?

9.   Counselors and teachers say the trauma of a tornado striking in the hilly heart of New England does not appear to have caused new crises among the students.

10.   Even more disturbing to humanitarian officials is whether their presence in some conflicts relieves immediate suffering while supporting the political forces that caused the crisis.