11.   Fire suppression is only part of the problem.

12.   Fire suppression is the easy choice.

13.   Fire suppression has become a science, Hormaechea said, far more sophisticated than when Indians roamed the plains.

14.   More than a century of fire suppression has led to unnaturally high levels of fuel in most forests.

15.   Nine decades of fire suppression allowed forests to grow dense with a volatile mixture of firs, small pines and brush.

16.   Now, decades of fire suppression have left forests with hundreds of trees per acre.

17.   Similarly, the tunnels have only limited water standpipe connections for fire suppression.

18.   Since then, a combination of development and fire suppression squeezed out this flower.

19.   That means new electrical, mechanical, plumbing, fire suppression and an elevator.

20.   The company installs its own equipment, while the building operator supplies such services as security, air-conditioning and fire suppression.