Environmental concerns are becoming huge political issues. Elected officials and their staffs need to be made aware of the attributes and benefits of concrete to their municipalities or governments. Several of concrete's environmental attributes are listed below. Concrete can be 100% recycled. It is inert. Concrete pavement is 40% more light-reflective than asphalt. Concrete facilities are clean. Ready mixed concrete is designed for long life. Concrete pavements save up to 50% more aggregate than asphalt.