Dr Josh Byrne is an environmental scientist with a national profile as a consultant, researcher and communicator in urban sustainability. ​

Well known for his role as a presenter on ABC’s Gardening Australia TV program, Josh is also an Adjunct Research Fellow with the School of Design and the Built Environment at Curtin University where his research interests span high-performance housing, water-sensitive design and sustainable urban development. He is the author of two popular books on sustainable gardening, including Small Space Organics (published by Hardie Grant), and is a regular contributor to the Gardening Australia magazine. He has also authored a number of academic book chapters, journal papers and industry guidelines relating to low-carbon living and water-sensitive urban design.

Josh is a recipient of Murdoch University’s Distinguished Alumni for Science and Engineering, and the Australian Water Association’s Western Australian Water Professional of the Year awards. In 2018, he was awarded the Planning Institutes of Australia WA Planning Champion Award for his contribution to planning and urban sustainability. His favourite pastime is gardening.