Last night, administration officials called the voluntary approach on climate the most reasonable path for the time being.

The new voluntary approach would make it harder and less likely for women to decline testing.

People argue that by adopting a voluntary approach you lose the good and the bad.

It would provide universal coverage over time, trying a voluntary approach first, followed by mandates if necessary.

But he added, "It is wrong to believe that we can take a voluntary approach to this problem."

The government believes a voluntary approach will give better information and is more likely to drive positive changes.

"I feel very strongly that continuing the voluntary approach is the way to go," he said.

Why has the Commission gone down the route of a voluntary approach?

I would also warn against taking the voluntary approach.

The voluntary approach has not worked and will not work.