Furthermore, the Centers for Disease Control and Prevention and public health experts do not recommend that people in the United States take precautionary measures beyond staying informed.

WHITEHOUSE: Standing with Japan

We help BNSF Railway prevent accidents by precisely informing them in sufficient time to take precautionary measures where a tornado or flash flood will occur along their right-of-way.

FORBES: Fact and Comment

But in a boost to the campaign, Sven Goran Erikson's England team were persuaded to take precautionary measures before their flight to the Far East for the World Cup finals.

BBC: DVT campaigner urges airline action

In failing to do so, the manual fails to sufficiently emphasize that punitive measures, such as demotions and convictions, are vital for ensuring that individuals within the military take seriously their duty to not intentionally kill civilians and to take precautionary measures to prevent civilian harm.

FORBES: More on Preventing Harm to Civilians

"These cases indicate that government forces failed to distinguish between civilians and combatants and to take necessary precautionary measures to protect civilians, " the rights group said.

CNN: Rights group: 'Annan plan has been ineffective'

But we do have a responsibility to take prudent and precautionary measures to educate those Americans who may be endangered by exposure to radiation if the situation deteriorates.

WHITEHOUSE: Standing with Japan