John O'Callaghan, Author at Trending City

Carbon Neutral, Federation Square

Federation Square is not only one of Australia’s most iconic buildings it will soon be 100%...

Posted by John O'Callaghan | Oct 4, 2014 | Australia |

Like your coffee in a nook? Or better yet, want to make your own space, nesting or burrowing into...

Posted by John O'Callaghan | Oct 4, 2014 | Artistic, Europe |

Out House is a dedicated public space (that was once a public toilet) for street art located on...

As part of Sydney 2030, planter boxes across the City are not only pretty but also educational....

Zero Energy Buildings (ZEB) manage their power needs through innovative design and technology....