There is a critical need for more people to get into science and do this type of work.

It must never be used except for the most critical needs.

There is a critical need for new research in this area.

"There is a critical need for food in the area," he said, reading from the report.

We have to do better than that - on a whole range of critical needs.

There will remain, however, a critical need to lead the world into action.

"Their most critical needs could be covered with something over 100 billion," the officer said.

Over the next seven years we can, at best, hope only to meet less than half our critical needs.

People who are deemed to be in the most critical need go first.

Most important, they believed in the critical need to share intelligence.