Energy Efficiency

Air conditioners drive up electricity demand, straining the electricity network. So what do you do if you want to enjoy a guilt-free, full night’s sleep?

In a state first, St Peters College in South Australia will install a geothermal energy system to provide cheaper, renewable heating and cooling for its indoor pool facility.

WA network operator Synergy sees a future where new-build homes source only 10% of their energy from the grid. But with battery storage costs falling, will they bother with the grid at all?

ARENA-backed report says there is a renewable energy alternative for most industry gas applications, to reduce the sector's exposure to an increasingly uncertain and costly gas market.

Zen launches an “end to end” service from power generation through to networks and retailing to deliver low cost renewable energy direct to entire communities.

The economics of battery storage depends where you live and who you live with, and if you are allowed to share energy. For some Australian households, battery storage could make sense as soon as 2018.

A new report looks at the push for 100% renewables around the world. But it’s limited to electricity, not all energy.

Electricity retail newcomers Powershop and Diamond Energy top Australia's green power rankings for 2015. Origin Energy, Energy Australia and AGL noted for "continued average performance."

Kraftwerke provide commercial energy customers with the opportunity to buy and sell their electricity, allowing them to benefit from the price fluctuations in the energy spot market.

CrowdEner.gy aims to make community energy easy. But recent government changes to the feed-in-tariff have made it a difficult market.

BürgerWerke is an innovative energy retailer start-up aiming to ‘close-the-loop’ on citizen energy in Germany. Chris Cooper pays them a visit in Heidelberg.

In today’s market, home energy upgrades are not part of an integrated set of recommendations when contractors remodel homes. They should be.

Our recent story about Kerry Dawborn told the story of the build of her home in Cockatoo, Victoria. However, our interview with Kerry had so much more information we decided to publish it in full here. When did you go off grid and why?  Was there a grid connection available at the time? My house is […]

Kerry Dawborn's off grid house is a beautifully sculpted small home built to a passive solar design and which incorporates work by local artisans and artists, and uses locally sources recycled materials to reduce its carbon footprint.

Enova Energy becomes first community owned retailer to be awarded a licence, potentially providing a model in way energy is marketed in Australia.

Photographer Ralph Alphonso had planned to turn a small inner city property space - just 5 metres by 4 metres - next to his inner city photographic studio in east Melbourne into a car port with a roof. Instead, after prompting from his father, he came up with a better idea.