Articles on Energy efficiency

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Australian researchers are looking for ways to reduce the energy consumption of aluminium smelting. AAP

The trouble with aluminium

The Australian aluminium industry is in the doldrums. A high dollar, low prices and Asian competition are threatening the industry, with older plants in New South Wales and Victoria under threat of closure…
Emissions spiked, thanks to more intensive energy use. Louis Vest

The emissions rebound after the GFC: why greenhouse gases went up in 2010

Recessions are not the way to permanently cut greenhouse gas emissions. Global emissions surged during 2010, cancelling out the reductions from the global financial crisis (GFC). Emissions took off in…

How green is your coffee?

A full life cycle assessment of a new brand of coffee with special packaging finds that it lives up to green credentials…
Research says Melbourne could benefit from less black. mugley/Flickr

Cooling the urban heat island with more reflective roofs

Can a whiter roof make your home cooler? What about your whole city? The existing literature and theory suggests that increasing the albedo - or reflectiveness - of a building will reflect incoming sun…
An “eco village” in the UK. With the right policies, energy-efficiency has a future in Australia. telex4

How to make home buyers see the value of energy efficiency

Mandatory energy efficiency ratings for houses have been in force in parts of the United Kingdom and elsewhere in Europe for some time and appear to have gained general acceptance. New homes in particular…
There’s no shortage of hype around thorium, but how justified is the excitement? AzureGrackel

Thoughts from a thorium ‘symposium’

You have probably heard at least a little about thorium. There are certainly advocates out there who strongly believe it could help solve the world’s energy problems. The idea is that thorium-based nuclear…
Energy production worldwide has become even more reliant on coal. Joost J Bakker IJmuiden

The emissions juggernaut rolls on, and everybody is on board

DURBAN CLIMATE CHANGE CONFERENCE: A paper published yesterday shows global industrial emissions of carbon dioxide, overwhelmingly from fossil fuels, jumped by 5.9% from 2009 to 2010. This is a big increase…

City shadows reveal its energy flow

By calculating the amount of solar radiation reaching streets and buildings, researchers could help optimise the way energy…
To meet the energy challenge we have to think big. AAP Image/Snowy Hydro Limited

Australia’s low carbon economy: do the heavy lifting here

Today’s carbon navel-gazing by politicians, business leaders and media scribes seems determined to constrain Australia to the stone age of industrial competence, workforce skills and international environmental…
Solar is now a viable industry that should be taken seriously. AFP Photo/Sakis Mitrolidis

Solar will force coal and nuclear out of the energy business

A solar energy revolution is brewing that will put the coal and nuclear industries out of business. Solar is already reaching price parity with coal in many parts of Australia. In contrast to coal and…
If businesses develop the skills to assess energy efficiency, they could be on a winner. Passivehaus via Wikimedia Commons

Businesses could benefit from efficiency under carbon tax

Being energy efficient has always made financial sense for industry. The introduction of the Clean Energy Future package and a price on carbon makes it even more sensible. But many businesses will struggle…

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