"But for ships, which pose a real risk, they don't seem to respond.
It has spied on drug dealers, tax evaders and foreign firms, none of which pose a threat to national security.
On these issues, which pose a difficult quandary for the mainstream groups, J Street knows exactly where it stands.
Because radiation therapy typically involves X-rays, which pose a risk to healthy brain tissue, it is important to minimize exposure to the normal cells surrounding the tumour.
The Environment Agency has issued more than 500 flood warnings and alerts across the country, two of which pose "a danger to life".
One of the biggest risks, analysts say, is that Apple moves into social networking or cloud computing, both of which pose a challenge to the Communist Party censors.
"This report should serve to raise awareness of the hazards of accidental ingestion of these products, which pose a public health concern," Dr. Olutoye and his colleagues wrote.
The pope said today's world was confronted by "alarming signs of the culture of death which pose a serious threat for the future".
"It's something else when you've got helicopters, night vision goggles, automatic weapons, which pose a threat to human life as well as wildlife".
They published a response insisting that the goal of Tranquility is "to reduce the number of invasive interventions which pose a risk to the foetus.
Myths circulate online about the ability of herbal extracts or over-the-counter products, some of which pose a health risk, to cause a miscarriage.
