Such a supernova event may pose some threat to life on the Earth.
The process of accretion, therefore, is not complete, and may still pose a threat to life on Earth.
"Their actions posed a very serious threat to human life and health," he said.
A hazard is an event posing a threat to life, health, property or environment.
A warning means weather conditions pose a threat to life or property.
The law said that houses too close to the shoreline posed a threat to life, property and the environment.
An emergency is a situation that poses an immediate risk to health, life, property or environment.
Some people believe they have an emergency in a situation that does not pose a risk to life, physical health, or property.
Scientists say the increase in solar radiation poses no increased health risk to people or other life on Earth.
So does technology pose a threat to private life?