Shut down before you go: A new report says that U.S. businesses spend $2.8 billion a year to power computers left on overnight, reports USA Today. According to the 2009 PC Energy Report, about half of the 108 million office computers in the United States are not properly shut down at the end of the workday. Along with squandering billions of dollars on higher electric bills, the report says leaving computers on unnecessarily causes the emission of 20 million tons of carbon dioxide — roughly equivalent to 4 million cars. Read the full story here.
Doctors blame bad diets for condition: Pediatricians around the country are reporting dramatic increases over the past few years in the number of children with kidney stones. A study in the Journal of Urology found that doctors in Long Island saw a fivefold increase in the number of children with kidney stones from 1994 to 2005. Doctors say improving nutrition, such as steering children away from salty, processed foods and making them drink more water, can prevent stones. Too much salt can cause excess calcium in urine and most kidney stones in children are calcium
