Per Scholas programs. Per Scholas brings more than 20 years of experience in recovering, handling and processing retired IT equipment. Per Scholas was featured in WIRED magazine in November 2014. Four Per Scholas graduates were featured in the New York Times in the winter of 2014. In 2012, Per Scholas was named one of America's top-performing nonprofit organizations by the Social Impact Exchange S&100 Index for its impressive outcomes and results-driven work. Per Scholas received a Heroes Award from the Robin Hood Foundation in 2011. The Per Scholas board of directors includes several prominent professionals in the IT field. Current Chairman Lewis
Waste management the construction industry. Many inorganic waste streams can be used to produce materials for construction. Concrete and bricks can be recycled as artificial gravel. This topic was on the agenda of the International WASCON conference in Spain in June 2015 and on the international Conference on Green Urbanism, held in Italy 12–14 October 2016. Sewage sludge is produced by waste water treatment processes. Due to rapid urbanization, there has been an increase in municipal waste water that results 0.1–30.8 kg of sewage per population equivalent per year (kg/p.e/year). Common disposal practices of sewage sludge are incineration, composting, and landfill. An