Green-star rated buildings, and those with a high NABERS energy rating, deliver higher returns to their owners than less efficient buildings, according to a study of office buildings in Sydney and Canberra.
Federal and state governments have issued a regulatory impact statement on a proposal to mandate disclosure of the energy, greenhouse and water performance of residential properties when they are offered for sale or lease.
Two factors lie behind today's launch of a new alliance of organisations owning almost 60% of Sydney's CBD – the council's ambitious sustainability targets and recognition that efforts to 'green' individual buildings are no longer sufficient.
Research by NAB and ClimateWorks on retail sector energy efficiency opportunities concludes retailers could add an extra 3% to 14% to EBIT – but they would need to boost capital expenditure by about 25% to do it.
The Green Building Council plans to integrate all ten Green Star rating tools into a single online tool as part of a major overhaul of its certification process.