Stephanie Stefanovic . Articles Modular solar-powered classrooms trialled in NSW schools Modular classrooms powered entirely by renewable energy are being trialled in two NSW schools. Energy efficiency ratings based on outdated climate data Australia’s minimum energy standards for new buildings are currently based on decades-old climate data. Essential workers pushed out of Sydney suburbs Essential services workers such as nurses, teachers, firefighters and police officers are being pushed out of Sydney due to high house prices and rents. New energy innovations for multi-residential developments The latest ABS Census shows that Australian apartment occupation has increased by 78 percent over the past 25 years, along with a steady increase in the occupation of townhouses and duplexes. In line with this trend, approximately one quarter of Australia’s residential new-builds are now multi-residential.