We do this to make sure that the temperature alone causes the effect.

On the other side, his reputation alone possibly caused some enemies to lose heart during a battle.

The source does not specify whether the drug alone caused the death.

Of course, no one is saying that anger alone causes heart disease.

Over 210,000 people were affected by floods on June 12 alone causing for major damage.

This isolation alone causes the species to be at high risk for extinction.

It's as if the filmmakers believed that her voice alone caused a revolution.

Would laziness alone cause a man to risk the rope?

None of the authors listed argues that free trade alone causes peace.

His voice alone caused me rest, and all the evils he had done only empowered him in my mind.