In 2008, Carolina banned smoking within 100 feet of all buildings. Smoking inside buildings was banned some time ago. In a state founded on tobacco, this is a significant step forward in improving public health.
In many campus departments, from chemistry to housekeeping to the service station, the introduction of less toxic materials is reducing physical exposure to harmful chemicals. Mercury is being phased out across campus, including a successful thermometer replacement program begun by Environment, Health and Safety. Green Seal-certified cleaning products used by Wellness housekeepers reduce health impacts on employees and building occupants. They also reduce environmental impacts from manufacturing through use and disposal. At the service station, solvents used to clean components on 779 vehicles are now primarily water based rather than petroleum based.
Links:
Environment, Health and Safety - http://ehs.unc.edu
Housekeeping - http://www.fac.unc.edu/