The basin will provide important back up to the government's new policy of allowing nature to take its course in some cases.

"I return to allowing nature to take its course."

"Basically, we've decided to allow nature to take its course," he said.

Then I settled back to wait, prepared to allow nature to take its course.

Besides, I would get there fast enough by simply allowing nature to take its course.

We should allow nature to take its own course and regulate bears.

This practice continued into the 19th century when it stopped and allowed nature to reclaim the area.

A buyout means minimum impact on the environment and allows nature to take its course.

Why not allow nature to take its course and just respect the patient's advance directives?

"We wanted to allow nature to take its course."