While many Australian households have solar power, our very large houses and wasteful use of building space are factors in our very high emissions.
Jen Watson/Shutterstock
Making better use of existing building space is a neglected but essential way to cut our carbon emissions. The key is human behaviour. Good low-carbon citizens will help create good low-carbon cities.
Construction workers in Cape Town. It’s a dangerous job.
Nic Bothma/EPA
Everyone has a different ideal temperature at any given time. It could be more comfortable to monitor people's body temperatures and adjust heating and cooling in response.