Healthy adults do not have many predators, but human activities pose many threats.

Pollution and industrial activity in the area pose potential threats to wildlife.

You are required to identify where your activities pose an imminent threat to the environment or where actual environmental damage has occurred.

Unlicensed activity can take jobs away from state-licensed professionals and may also pose serious financial harm to consumers.

But, she emphasized, "so far there is no evidence in the United States that those activities are posing any risk."

Clean-up activities following floods often pose hazards to workers and volunteers involved in the effort.

For most people, physical activity does not pose any problem or hazard.

He said these activities "pose a substantial risk of loss of confidence in the judiciary if filming is allowed."

Some experts said such activities posed a grave threat to electronic commerce and privacy.

"Our nuclear activities are thoroughly for peaceful purposes and do not pose threats to anybody," he said.