Sydney Water conducting research on food waste to energy

Sydney Water conducting research on food waste to energy

To explain the process, food waste will be blended with sewage and the mixture is then converted into methane gas through a process called anaerobic co-digestion.

The obtained methane is then used as fuel to heat an anaerobic digester and to produce electricity to power the plant, with the entire process occurring in a contained system to eliminate any odours. Read more

Waste 2017: Achieving better outcomes in new builds

Waste 2017: Achieving better outcomes in new builds

NSW EPA senior project officer Marcelle Psaila, who spoke at the conference, said the regulator has been working to achieve better outcomes in waste management planning, detailing some of its efforts particularly in new builds.

The NSW scene

NSW’s population is growing and it’s forecasted to hit 9.9 million by 2036 with the Sydney Metropolitan Area expected to grow from 4.6 million people to 6.4 million by that same year. Read more

HP Australia leads the country in print cartridge recycling

HP Australia leads the country in print cartridge recycling

A founding member of the program which started in 2003, C4PA is an innovative recycling program that provides Australians with a free, easy-to-use and environmentally-accredited way to recycle print cartridges with a zero waste to landfill commitment.

According to HP South Pacific director for printing systems Ben Vivoda, C4PA is a terrific program, which they are very proud to continue to be a partner of.  Read more

Waste 2017: How to successful deliver an energy from waste project

Waste 2017: How to successful deliver an energy from waste project

Manning says that first and foremost we simply need to look abroad and learn from the experiences of our international neighbours to see what worked and what didn’t – the good, the bad, and the ugly.

So looking globally, what are the main drivers that are promoting waste to energy projects?

“Globally, environmental concerns is one of the key things, particularly this is seen in emerging nations,” Manning said.  Read more

Rehabilitating a legacy landfill

Rehabilitating a legacy landfill

What followed was a six-year journey to rehabilitate the valley fill operation, with GHD and the council working hand-in-hand on the project.

The Trafalgar landfill

Speaking at the Waste Management Association of Australia’s 2017 Australia Landfill and Transfer Stations Conference at the end of March, Baw Baw Shire Council coordinator waste and major projects, Shekar Atla, noted that the former landfill, which accepted a range of waste including asbestos, had faced a number of challenges during its operation, including the lack of a leachate collection system. Read more

Hidden treasure beneath our feet

Hidden treasure beneath our feet

Wherever you go in the world, roadsides are rarely pristine. Various detritus including bits of cardboard, dust, glass, grit, metal, paper, plastic, leaves, wood and other organics often accumulate on highways. For this reason, street sweeping machines are commonplace on Australian streets, but what happens to the material they collect? Normally it is just seen as an irritation with landfill as the most suitable destination. In the past, there’s been little reason to view it any other way. Sorting through the volume and variety of material just hasn’t been worth the time, effort or cost. Read more

Waste 2017: Critical factors for the circular economy in print media

Waste 2017: Critical factors for the circular economy in print media

Wilkins spoke about product stewardship and its production in the industry, what’s been happening around recycling, as well as what he believes is a growing part of the circular economy, which is the initiatives surrounding zero waste.

“Okay, so you’ve done whatever you can as a company both globally and locally, so now you’ve got to ask yourself how you could build on that,” Wilkins said. Read more

Vic budget: wasted opportunity?

Vic budget: wasted opportunity?

Released last week, the budget paper noted that Victoria’s economy is “one of the strongest in Australia” and had experienced a 3.3% growth in 2015-16, which is above the national average of 2.7% over the same period.

In 2017-18, Victoria’s operating surplus is estimated to be $1.2 billion, with surpluses averaging $2.4 billion over the forward estimates, which the government said put the state in a “strong financial position”. Read more