This part of the cycle was planned but never created.

Life and death are a part of the natural cycle.

"We know what they're doing, and it's all a part of the growing cycle."

Experts say fires are part of the natural cycle in the West.

As part of its automatic cycle, the lift started back up again.

What we have now represents the feast part of the cycle.

"Anybody get a fix on what part of the cycle we're in now?"

Change (and the fortunes that go with it) is almost always made during the down part of the cycle.

During ice age periods, this part of the cycle would shut down.

Death is simply a part of the cycle of life.