And speaking of mountains, Alaska has more than seventy volcanoes that are potentially active, meaning that someday they could erupt.

VOA: special.2009.03.02

meaning they owe more than their home is worth.

VOA: special.2009.02.20

Since last year, four more states reported adult obesity rates of more than 30 percent - meaning that at least 30 percent of their populations are obese.

VOA: standard.2010.07.02