The very presence of the media also tends to alter the relationships between the political and social institutions which they link up.

Worse yet, Krog's presence tended to discourage the others from following closely.

I've noticed that the presence of the yellow shield tends to be lazy.

But the physical presence of the stones tends to override his dreamy delicacy (Johnson).

His presence at public hearings, he added puckishly, "tends to raise the temperature in the room."

Also the presence of the lone pairs tend to push the oxygen away.

Its presence on a route tends to keep fares low.

The presence of politicians, he said, "tends to cheapen the whole process."

His presence tends to put the damper on a party.

Research on aerosols also shows that the presence of small particles in air tends to suppress winds.