  Radon is a colorless, odorless gas that arises naturally within the ground from the decay of radioactive elements. It is the leading cause of lung cancer among non-smokers. The action level for home exposure is 4 picocuries of radion per liter of air (4 pCi/L).According to the US EPA, the average radon level in American homes is 1.25 pCi/L, and 6 million homes have levels of 4 pCi/L and above. Radon is a colorless, odorless gas that arises naturally within the ground from the decay of radioactive elements. It is the leading cause of lung cancer among non-smokers. The action level for home exposure is 4 picocuries of radion per liter of air (4 pCi/L).
The Straz Center is located downtown on a 9-acre (36,000 m2) site along the east bank of the Hillsborough River. As the second largest performing arts complex in the Southeastern United States (behind the Adrienne Arsht Center for the Performing Arts), the 335,000-square-foot (31,100 m2) venue provides an environment for a variety of events.
ST. LOUIS, MO (KTVI) - The National Geospatial-Intelligence Agency's director recommends St Louis site for new federal spy agency facility. The 99-acre site in north city is at the corner of north Jefferson and Cass avenues. The new headquarters location means 5,200 construction jobs. The NGA has been in St. Louis since it was founded in 1942. It has since has outgrown its location in south St. Louis near the Anheuser Busch Brewery. There are more than 3,000 employees who work for the NGA. The new site is projected to cost $1.75 billion to build.