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Even when the wind doesn’t blow, it is technically possible for Australia to get all its electricity needs from renewable sources. David Clarke/Flickr

Renewable energy is ready to supply all of Australia’s electricity

In a recent article on The Conversation, University of Melbourne Professor Emeritus Frank Larkins wrote that Australia’s targets to increase renewable energy will make electricity more expensive, thanks…

Human urine: a wee energy producer?

Carbon from dried human urine has been extracted for use in chemical fuel cells. These cells traditionally use platinum as…
Batteries should be included. Portland General Electric

As renewables boom, need for energy storage is more urgent

There is a boom in renewable energy sources coming online worldwide, but the predominant types – solar and wind – are problematic due to their variable nature. For most regions of the world, the sun cannot…
Time to put some heat into the hydrogen industry. Flames on a black background, Olga Nikonova

Heat subsidies leave hydrogen and fuel cells out in the cold

The inhabitants of a frequently cold and windy country like the UK need to heat their homes, even in what is loosely termed “summer”. This is achieved mostly by natural gas-fed boilers – but this dependence…
Electric mountain - the reservoir at Ffestiniog power station, Wales. Arpingstone

A renewable-powered future will need energy storage

The way we generate, transfer and use energy is changing, and our energy systems and infrastructure have come under increasing pressure to cope. Black-outs strike where we would expect reliable supplies…
Without energy storage technology we’re leaving good energy blowing in the wind. Danny Lawson/PA

When the wind blows we must capture it for a calmer day

The handling of Britain’s energy strategy leaves much to be desired, subject as it is to short term politics over long term planning. We face a trilemma that stems from the opposing tension of climate…
Australia’s hydro energy storage systems are getting long in the tooth: maybe it’s time to look at liquid air. Michael Mazengarb

The missing link: why Australia needs energy storage

In visiting Australia regularly for the last two decades I have never quite understood why greater value is not placed on the nation’s latent solar and nuclear energy assets. Perhaps it is because Australia…
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…

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