The overall birth rate declined by 8 percent between 2007 and 2010, with a decrease of 6 percent among U.S.-born women and 14 percent among foreign-born women. The decline for Mexican immigrant women was more extreme, at 23 percent. The overall birth rate is now at its lowest since 1920, the earliest year with reliable records.
The light walls simulate sunlight but don't generate UV radiation
UV Light Therapy Swedes at bus stops in the far north will get a dose of UV light to help ease seasonal affective disorder.
To fight the winter doldrums, a Swedish utility is installing UV lights at bus stations
...specially designed phototherapy tubes.
The lights are powered by solar, wind and hydroelectric sources, and they are designed to filter out any UV radiation