City farming is growing worldwide as people try to reconnect with nature and ease concerns about food shortages. But there's a lot more to be done to make agriculture a viable feature of Australian life.
There may be no belching smoke stacks, but every time we build an energy inefficient building we are needlessly pushing the greenhouse gas emissions curve up, writes Professor Deo Prasad.
A tool that helps find people trapped in buildings via mobile phone signals and easy-to-use luggage for wheelchair users are just two products on show at the Industrial Design Graduand Exhibition.