Some commentators seem to be worried that our electricity networks are facing an impending voltage crisis, citing fears that renewables (rooftop solar panels in particular) will threaten the quality of our power supply.

A multinational team working out of the University at Buffalo’s School of Engineering and Applied Sciences have developed a prototype solar water purifier capable of producing drinkable water from contaminated or salty liquids at 2.4 times the rate of leading commercial products.

Feb 1 Equis Energy said on Wednesday it plans to build two solar power plants for A$400 million ($303 million) in Australia, marking the Singapore-based renewable energy developer's first investments in the country.

With $11.5m in fresh funding Melbourne renewable energy technology company GreenSync is preparing to test international markets, CEO Phil Blythe tells Jeremy Chunn.