Gemma Battenbough . Articles Balfour Beatty to buy major infrastructure firm A planning and infrastructure specialist with 2,500 staff in Australia and New Zealand is being bought by construction giant Balfour Beatty. World Green Building Council launches Asia Pacific Network A network to support sustainable architecture in neighbouring countries is launched as part of World Green Building Day in Melbourne. VIDEO: Burj Dubai gets a SWAT team to its clean windows How do you clean the tallest building in the world? Council 'torn' over heritage issue A Victorian council has gone against an owner's wishes and issued heritage status to a fire-ravaged home. Images celebrate London Design Week From giant chessboards in Trafalgar Square to eerie lighting at the V&A Museum, London is brimming with over 200 commissioned installations. No "mindless grass" for Harold Park Sydney's sensitive raceway site could become a city farm, as a councillor objects to "thoughtless" urban design.