The center says September Arctic sea ice is decreasing at a rate of more than eleven percent every ten years.

VOA: special.2009.10.27

During this period, hair grows at a rate of about three tenths millimeters a day, or one centimeter a month.

VOA: special.2011.04.05

Push hard and fast. Aim for a rate of about one hundred compressions each minute.

VOA: special.2009.06.09

But it is growing at a rate of fifteen to twenty percent a year.

VOA: special.2009.12.11

Laboratory marmosets increased weight at a rate of nine percent per ten-year period.

VOA: special.2010.12.21

No states showed a rate decrease.

VOA: special.2009.07.21

They have bred prolifically and have advanced across Australia's tropics at a rate of 40 to 50 kilometers a year.

VOA: standard.2010.02.07

The Bank of Japan agreed to loan $115 billion to financial institutions for three months at a rate of 0.1 percent.

VOA: standard.2009.12.03

The ILO notes that child labor is decreasing worldwide, but at a much slower rate than four years ago.

VOA: special.2010.05.17

They found that people who spend months in space lose bone strength at a faster rate than experts had thought.

VOA: special.2009.03.10

Still, he points to some hopeful signs -- including a large reduction in the child death rate in Malawi.

VOA: special.2010.04.26

The researchers say the maternal death rate has been falling almost one and a half percent a year since nineteen ninety.

VOA: special.2010.04.14

As a result,the report says, the rate of plant and animal species disappearing is continuing faster than ever before.

VOA: special.2010.05.25

The report said the rate of pneumonia in adults after surgery decreased more than eleven and a half percent.

VOA: special.2010.04.21