Before you spend up on heating and cooling, here are a few simple retrofits to try first.
Social media is a great way to to share tips, knowledge and expertise - including about how to reduce the environmental footprint of your home.
Bigger houses take more energy to build them, and use more energy.
The fifth generation of tall buildings are here, and they're more efficient than ever before.
Our cities need to become much more efficient not just to conserve precious resources but to improve the economy, wellbeing and resilience to environmental change and disasters.
Scotland's failure to meet target illustrate a worldwide problem - the right to adequate heating and energy is not being properly recognised.
Improving energy efficiency is not an option for a significant number of people in Australia – renters.
The governing body for our energy market has just missed a major opportunity to modernise our electricity networks.
Poor thermostat settings are making people uncomfortable and wasting hundreds of millions of dollars, an analysis shows. What can be done about this?
Emerging research challenges the idea that sustainable housing is unaffordable. It shows sustainability and good design can be affordable when analyses include social, health and wellbeing benefits.
Australia's energy watchdog has warned that closing coal power stations could leave us vulnerable to supply problems. But not if we help take the pressure off the grid.
It's not just about finding money for things like solar panels – poorer households can also find it harder to gain access to reliable information about the green energy options they do have.
Most people say they want to save money and the environment, but their actions suggest otherwise.
Our homes are getting smarter and more connected – but at what cost to energy use?
Companies could improve their profits 2-10% each year by saving energy, according to a world-first attempt to assess energy performance.
Software is eating everything in this online, digital world. We need to design code that uses as little energy as possible.
People who watch a lot of TV consume a disproportionate amount of electricity so we should tailor energy efficiency incentive programs to these and other big energy users.
There's loads of advice out there on how to save energy. But how much of it is based on real scientific evidence?
Self-driving cars are way more energy efficient than your average vehicle – but that doesn't necessarily mean they'll reduce carbon emissions.
Homebuyers want energy-efficient homes. The challenge is to present the relevant information in a way that taps into the typical house-hunter's mindset.