Aerial view of the Sydney Football Stadium, which is to be rebuilt, and Sydney Cricket Ground. Questions of stadium design to deal with extreme heat are becoming more urgent.
The Australian Open tennis and the recent Ashes Test cricket series show why our sporting stadiums need to be "climate-proofed" to deal with extreme heat.
The home biogas system offers a zero-emissions alternative to paying for fossil gas.
Australians love cooking with gas, but what if you could make your own supply, using leftover food waste? It may be time for more households to embrace home biogas – and stop paying gas bills.
Reporting on the sustainable development goals should not simply be a tick box exercise for business.
It seems there is a gap between what companies publicly assume or state they are doing with the sustainable development goals and what they are actually doing.
Money-saving screen time?
Trying to keep cool this summer while not blowing the power bill? A new mobile game aims to encourage energy efficiency - and research shows it can be more effective than simple advertising campaigns.
Even pocket parks in cities (Duane Park in Lower Manhattan, pictured here) can shelter wildlife. Read below for ideas about urban biodiversity and other green innovations.
Trump administration rollbacks dominated news about the environment in 2017 – but beyond Washington D.C., many researchers are developing innovative visions for a greener future.
Six questions to ask yourself before you buy that last minute Christmas present.
For years Swedish companies have been regarded as among the best in sustainability reporting.
The old Pratt Street power plant in Baltimore in the US is now home to commercial uses. But the heritage preservation is compromised by advertising that is not sympathetic to the building style and design.
Adaptively re-using buildings can preserve heritage while enabling new uses that help make cities more liveable and sustainable.
The Tower of London has altered greatly in its 900-year history as a castle, home, museum, prison and tourist attraction.
When talking about heritage, we need to be clear about our definitions and our objectives for each building. Then we can work on achieving the optimum balance of heritage and sustainability.
Canada’s pension plans are failing to divest of fossil fuels. But today’s pensioners, and those of the future, will benefit from pension plans choosing ethical and sustainable investments.
Canada's biggest pension plans are failing to divest of fossil fuels. Climate change demands pension plans start to invest in sustainable industries that benefit Canadians.
Scientists call large marine protected areas effective tools for conserving sea life. But do they benefit countries that create them? Scholars explain how Palau's huge marine protected area seeks to protect resources for Palauans.
A medium-size passenger jet burns roughly 750 gallons of fuel per hour.
Scientists have engineered sugarcane to increase its oil content and are developing renewable jet aircraft fuel from the oil. The engineered sugarcane could become a valuable energy crop.
“That strange desire to spend money we don’t have to buy things we don’t need.”
A new book about what we consume and what it is doing to us raises lots of good points, but lacks a little on the ‘what is to be done’ question.
The intensity of heavy downpours in Houston has increased dramatically since the 1950s, leading some people to argue the city’s disaster planning and infrastructure are not up-to-date.
AP Photo/David J. Phillip
It's not just about rebuilding infrastructure after storms: Cities need to systematically rethink their knowledge systems which are at the heart of urban resilience.
We need to look behind the sharing economy’s apparently informal, casual intent to consider the impacts on people’s lives.
In cities dominated by globalised market forces, how can we achieve social equity and justice? For any sharing economy idea, we need to ask what will it do to fix the big problems confronting us all.
Since 1800, the world’s population has multiplied seven and a half times.
The world’s population has reached 7.5 billion and is expected to climb to nearly 10 billion by 2050. Why will population growth inevitably continue? Should we try to reduce or stop this growth?
To fix the world's ecological crises we'll have to make some tough choices, particularly living with less stuff. Art can play an essential role in imagining and communicating a more sustainable future.
The Victorian government has a new proposal to ban plastic bags. What is it missing?
Victoria's proposed ban on single-use plastic bags is a step forward, but what about all the other unnecessary packaging? A truly effective waste policy should offer a comprehensive plan for packaging.
Ann in the uk / Shutterstock.com
Huge hunks of meat and energy inefficient cooking methods make the Sunday roast a particularly unsustainable meal.
Choreographers could offer engineers tools to stimulate new ideas in city-making.