Countries are now racing to deploy 5G, short for 5th generation mobile networking or 5th generation wireless systems. The Fifth Generation (5G) mobile networks  promise fast Internet for everyone, smart cities, driverless cars, critical health care, “internet of things” revolution, and reliable and secure communications for critical infrastructures and services. The …

Construction and demolition (C&D) materials are generated when new building and civil-engineering structures are built and when existing buildings and civil-engineering structures are renovated or demolished (including deconstruction activities). Civil-engineering structures include public works projects, such as streets and highways, bridges, utility plants, piers, and dams.   C&D materials often …