Australian Egg Corporation Limited (AECL) research suggests that egg production has the lowest carbon footprint of all the main protein foods. [ + ]

The Department of Sustainability, Environment, Water, Population and Communities has released a guide to assist in the development of effective markets for the re-use of construction and demolition waste. The ‘Construction and Demolition Waste Guide - recycling and re-use across the supply chain’ draws on Australian case studies to highlight the best practice waste management and resource recovery in the construction and demolition sector and to address a common perception that the re-use of this type of waste is too difficult. [ + ]

International water scientists have issued a call for action over the growing threat to the world’s groundwater supplies from over-extraction and pollution. [ + ]

Smarter use of local energy resources can cut both power bills and carbon emissions, according to a new report from the University of Technology, Sydney. [ + ]

Arup Global Planning Leader David Singleton has been appointed the new Chairman of the Australian Green Infrastructure Council (AGIC). [ + ]

National Water Commissioner Laurie Arthur has released a set of three reports that demonstrate Australia’s maturing water markets continue to play a vital role in helping irrigators manage their businesses. [ + ]

An Australian first, Project Catalyst provides economic support to sugarcane farmers to trial and adopt cutting-edge sustainable farming practices in a bid to reduce the environmental impact that sugarcane production has on the Great Barrier Reef. [ + ]

The Minister for Climate Change and Energy Efficiency, Greg Combet, Parliamentary Secretary for Climate Change and Energy Efficiency, Mark Dreyfus QC and Minister for Agriculture, Fisheries and Forestry, Senator Joe Ludwig welcomed today’s launch of the Carbon Farming Initiative Administrator - providing exciting opportunities for farmers, landholders and landfill operators to participate in carbon markets. [ + ]

An innovative project to ‘green’ an entire street in a disadvantaged South African community is receiving support from Australia.

An Australian company developing a process to capture and recycle waste flue gas emissions from large-scale stationary emitters, such as coal-fired power stations, into nutritious animal feeds and biofuels has won a prestigious 2011 NAB Agribusiness Award for Excellence.

The City of Sydney will begin final negotiations with energy provider Cogent Energy to build and operate a low-carbon energy network to power central Sydney and slash greenhouse gas emissions.

First Solar has announced that construction has commenced on the 10 MW AC Greenough River Solar Farm, located 50 km south of Geraldton. Once completed, the solar farm will be the first utility-scale photovoltaic (PV) project in Australia and will bring significant investment to the local community through a partnership with local civil contractor WBHO Civil - the company awarded the Phase 1 construction contract for the project.

The Australian Government is now accepting applications from eligible electricity generators for cash assistance under the Energy Security Fund.

Beca and Soar Printing have been named as New Zealand’s most sustainable businesses at the Sustainable 60 Awards, run by Fairfax Media Business Group and PwC, in Auckland on 30 November.

Acciona and Origin have signed a power purchase agreement for Gunning Windfarm.