Sustainable Development Tops the List of Priorities
...particulate matter also have decreased, as has cement kiln dust. Emissions of nitrogen oxides have risen along with manufacturing capacity. A recent change in the approved cement formula, which allows up to 5% ground limestone, will eventually result in a reduction of about 2.5 million tons of carbon dioxide generation annually, predicts PCA.
The PCA codes seven principles include implementing effective environmental controls of pollutants, seeking ways to recycle wastes as raw materials and seeking ways to participate with lawmakers and regulators in the development of rational and effective health, safety and environmental regulations.