The woman who loves garbage: Veena Sahajwalla on making the best of waste

The inventor of green steel is working on a way to recycle smart phones, support developing countries and inspire young women - all at the same time

Professor Veena Sahajwalla is passionate about rubbish.

Throughout her career, the director of the Centre for Sustainable Materials Research and Technology (SMaRT) at the University of New South Wales has been looking for ways to transform waste into something useful.