In the 20th century stopbanks were built to contain the river, but the threat of flooding from heavy rainfall persists.

If there is a consensus among political experts here, however, it seems to be that the threat of further violence persists.

If the threat still persists, he will let fly with one or both hindlegs.

These threats persist because of the poverty and corruption left by the Khmer Rouge.

Most important, even if he were thrown into jail tomorrow, the threat would persist and grow.

However, many threats to their survival persist.

As the flood level slowly began to drop, the threat to the public's health persisted.

However, if the threat persists, it reacts by inflating itself into a ball.

The Korean threat has persisted in spite of the contract-related operating aid.