How electric vehicles that feed the grid will pay off

21 May 2013

US research explores technology to make EVs even more financially appealing, while challenging the traditional energy provider-consumer relationship.

Climate change: Short-term variability vs long-term warming

21 May 2013

New study finds global warming may be happening slower than expected. But the fact remains – if emissions continue unabated,…

How to heat your house efficiently

21 May 2013

What's the most efficient way to heat your house – and keep it warm? The answer is complicated, but there…

China endorses construction of its biggest hydropower dam yet

20 May 2013

Latest dam approval means hydroelectric power is anticipated to boost China to 15% renewables by 2020.

Solar – it’s barely scratched surface of $2 trillion market

20 May 2013

SunPower, the US solar giant, says module costs continue to fall sharply, battery storage will be economical "very shortly", and…

Utilities want higher charges to shade business model from solar

20 May 2013

Utilities release a new report that suggests non solar households are paying $30 a year to cross-subsidise rooftop solar. That's…

Australia’s first solar towers are not yet built, but they have a name

20 May 2013

Australia's first solar towers are still in the feasibility stage. But if they are built in Port Augusta, they should…

Garnaut recommends emissions target of minus 17% by 2020

20 May 2013

Ross Garnaut primes the debate about carbon emissions reductions by suggesting a target of minus 17 per cent by 2020.

Graph of the Day – the rise of electric car charging

19 May 2013

The rate of growth in electric car charging stations in the US, and of EV sales, is quite phenomenal.

How adding an electric car cut solar payback time in half

19 May 2013

How buying an electric vehicle could reduce the payback time of a solar power system by 50 per cent?

Australian company building 500kW solar hybrid plant in Tonga

17 May 2013

Ingenero begins construction of 500kW solar hybrid plant in Tonga island of Vava'u. It will provide up to 70 per…

Mixed Greens: Australian launches clean energy map

17 May 2013

Australia launches clean energy map; Goldman makes largest investment in rooftop solar leasing; New Zealand's Meridian Energy to float.