171 Collins Street in Melbourne has recently achieved a six star NABERS Waste rating, making it the nation’s most waste-efficient building. Daily on-site measuring of all building waste, separation of bins by tenancy and floor to track waste on a micro level, biannual waste audits and specialist recycling activities involving paper hand towels, e-waste, coffee cups, batteries and printer cartridges make up some of the reduction initiatives. NABERS Waste ratings measure the percentage of building waste recycled, and implementing sophisticated recycling methods and achieving a high rating is dependent on factors including collaboration and community, environment, education, tenant engagement and collecting and analysing building data. Charter Hall Group and Cbus property were awarded the six star rating for the second consecutive year and attribute the impressive feat to partnerships with…