IPCC: emissions cuts are about ethics as well as economics

Author: Frank Jotzo & David Stern
Date: 14 April, 2014
The new report from the Intergovernmental Panel on Climate Change shows that global greenhouse gas emissions have grown faster than ever over the last decade. Taking action to achieve the world’s goal of limiting global warming to 2°C will mean making dramatic cuts in emissions. This raises not j...

Giant glass orb could replace the solar panel

Author: RawLemon
Date: 10 February, 2014
Currently seeking funding through Indiegogo, Rawlemon is an oddly beautiful eyeball-shaped lens, that uses refraction to concentrate sunlight with minimal need for tracking. This is part of a series of articles that looks at entrepreneurs hoping to get their ideas off the ground through crowdfundin...

David vs Goliath? Solar shapes up to big utilities

Author: Giles Parkinson
Date: 06 February, 2014
The Australian solar industry is preparing for what it calls a “David and Goliath” battle against the country’s biggest generators and network operators. The outcome will likely decide the immediate fate of rooftop solar in Australia, and the pace of the so-called “democratisation of energy...

Hydrogen gets a boost from proton flow

Author: Anna Salleh
Source: ABC
Date: 05 February, 2014
A new battery fuelled by hydrogen could one day provide a cheaper and more effective alternative to lithium ion batteries, say researchers. The concept involves integrating a metal hydride storage electrode into a reversible fuel cell, says Associate Professor John Andrews from RMIT University's S...

Despite the politics, oil firms are planning to pay for emissions

Author: Barry Naughten
Date: 31 January, 2014
Several of the largest international oil companies, along with other major companies, are taking the prospect of international carbon pricing seriously. This is documented in areport released late last year by the New York-based non-profit group CDP, formerly known as the Carbon Disclosure Pro...

Solar PV clipped peak demand by 4.6pct during heatwave

Author: Ric Brazzale
Date: 22 January, 2014
Victoria and South Australia have just gone through a week of very high temperatures and very high maximum electricity demand. There has been some debate as to what contribution if any solar PV has made.  Our analysis shows that solar PV has made a significant contribution being responsible for red...

The new thinking in energy storage – creating a solar bank

Author: Giles Parkinson
Date: 16 December, 2013
What if households could deposit excess solar output in an “energy bank”, and use it to drawn down when needed or loan energy to others. There is no doubt that rooftop solar systems are seen as a threat to incumbent utilities – be they they generators suffering from lower demand or network op...

People power: Rooftop solar PV reaches 3GW in Australia

Author: Giles Parkinson
Date: 05 December, 2013
Australia has passed through another significant solar milestone, reaching 3GW of solar PV this month, as Queensland nudged the 1GW mark and states such as South Australia reached household penetration rates of 25 per cent. “Solar power is reshaping Australia’s electricity market,” says Warwi...