Larger homes with fewer occupants have a bigger energy and heating demand.
Researchers are turning microbes into microscopic construction crews by altering their DNA to make them produce building materials. The work could lead to more sustainable buildings.
Creating a simple, sustainable home isn't as easy as it sounds. But with some planning and hard work, it can be an exciting and fulfilling journey.
How two massive opposing forces - the shift towards a sustainable world and the force that thrives on inequality - are unfolding at a global level.
All eggs in supermarket Morrisons will soon be free range. But this – and other measures intended to promote ethical consumption – could impact badly on the worst off.
Community projects play a vital role in city life.
To bring about genuine change, middle-power countries like Canada must adopt a leadership role in pursuing an ethical agenda to ensure the security and survival of humanity.
Is Canada ready to lead?
Wind turbines and solar farms need a lot of raw materials. Australia can supply some, but we need to do it sustainably.
The social and environmental costs of rampant consumerism are becoming ever clearer, and we’re all encouraged to use less and recycle more, but how can we shift more sustainable model?
The world runs on energy, so finding low-emission alternatives to fossil fuels is crucial. Wind and solar are cheap and abundant but can't do everything. But hydrogen fuel could complete the picture.
Our climate is changing – and so must architecture.
My year of buying almost nothing saved me thousands of dollars – but also taught me valuable lessons as a teacher, including about the benefits of failure.
The Great Acceleration inaugurated the Anthropocene in the 1950s. Now, a similar race for resources and space is happening in the ocean.
Companies that want to reduce their environmental footprint need to ensure their entire workforce feels a shared sense of purpose.
Building connections and grassroots efforts will sustain conservation over the long term.
The more we buy, the more we throw away.
We are addicted to consumption during these holidays, which leads to a massive amount of landfill waste. Giant retailers like Walmart could help the problem, but they haven't.
Non-living nature such as rocks, landforms, soil and water form the Earth's 'geodiversity' - a crucial part of the planet's life support system.
Turkey has become easier to produce over the years, making it easier on American wallets – with some environmental benefits as well.
Living sustainably has its challenges, but none greater than in the climate and geography of Antarctica.