Energy Efficiency

Energy efficiency fast becoming the new black

Electricity

Peter Hannam Some time on Thursday, Mackay Sugar will flick the switch on its new $120 million co-generation plant and start supplying electricity to Queensland's regional power grid.

Bio-energy to reduce emissions

Leaves.

Tom Arup Technologies that suck greenhouse gases out of the atmosphere, surveyed this week in a major report by the UN Intergovernmental Panel on Climate Change, could play a significant role in cutting...

UN calls for drastic action to stop climate change

Climate change

Nick Miller, Berlin and Tom Arup The world must take radical steps to combat climate change, and begin right away – but if it does, the cost of a greener, healthier future will be surprisingly small.

Shift power use, save big on investment, US expert says

solar

Peter Hannam Encouraging power users to shift their consumption during days of high demand could avoid major investments in networks while also fostering the use of solar energy, the head of the US National...

UN climate chief calls for 'urgent' shift by oil and gas industry

The U.N.'s climate chief called on the oil and gas industry to make a drastic shift to a clean, low-carbon future or risk having to leave three-quarters of fossil fuel reserves in the ground.

Climate change: Race against time that no-one wants to win

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Peter Hannam When Dan Arvizu joined the New York commission formed in the wake of hurricane Sandy, the energy expert studied recommendations made after a destructive storm a decade earlier - all of which had been...

US will keep pushing nations like Australia on climate change action, says former adviser

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Peter Hannam The Obama administration will closely monitor how nations such as Australia tackle climate change, as the US President makes greenhouse gas emission cuts one of his signature policies, according to...

Green homes cheaper to run and build, so reach for the stars

NCH WEEKENDER - Weekender Home no.20 Angophora Drive, Vintage Hunter Valley, Rothbury-  Putting green in the backyard --      31st Jan 2014  pic by Peter Stoop

Peter Hannam When the CSIRO began the biggest study of energy performance of Australian houses, one resident bemoaned the woeful output of his home's photovoltaic panels only to be told the unit was actually a...

Obama unveils plans to combat climate change

President Barack Obama, who has vowed to make fighting global warming a focus of his remaining years in office, unveiled initiatives to mitigate what aides say are the effects of an already changing...

NSW rate of emissions reduction falls as solar funding scheme cut back

Kirsty Needham Less greenhouse gas emissions were saved by the NSW government's Climate Change Fund last year, as funding for programs was cut by $30 million.

Clean Energy fund keeps investing despite being on chopping block

Italian mobster fed to pigs (Thumbnail)

Peter Hannam The Clean Energy Finance Corp has made new investments exceeding $50 million, despite on-going efforts by the Abbott government to axe the fund.

Big fall in electricity sector emissions since carbon tax

Power plants

Peter Hannam Australia's greenhouse gas emissions from the electricity sector are down 7.6 per cent since the carbon tax was introduced in July 2012, or the equivalent of about 14.8 million tonnes.

Bloomberg vows to boost cities' efforts to curb climate change

Former New York Mayor Michael Bloomberg aims to use his new role as U.N. envoy on cities and climate change to help "frustrated" U.N.

EU parliament backs three climate, energy targets for 2030

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Members of the European Parliament on Wednesday voted in favour of three climate and energy targets for 2030, rebuffing a Commission plan for just one fully binding goal.

Most coal must stay in the ground, UN climate chief Christiana Figueres says

The coal industry needs to change rapidly to help prevent global warming by leaving most of the fuel in the ground and closing the least efficient power plants, the top climate official at the United...

Environment: Call to improve state's health

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Tom Arup Victoria should overhaul its energy supply and change its approach to planned burns as part of efforts to stop worrying declines in the state's environmental health.

US senator takes on Republican climate change deniers

The youngest US senator plans to take on Republicans who view climate change as a 'hoax'.

Sucking CO2 from atmosphere may be only way to meet climate goals, UN report says

Globe

Governments may have to extract vast amounts of greenhouse gases from the air by 2100 to achieve a target for limiting global warming, backed by trillion-dollar shifts towards clean energy, a draft U.

Current climate change pledges not enough, UN warns

Tom Arup An assessment by the UN Environment Programme finds if emissions remain high in 2020, as projected, then more difficult and risky mitigation measures, at larger cost, will have to be relied on in...

A tale of two houses: lessons in how to rebuild a life from the ashes

Bushfire

Rick Feneley Just weeks after the Blue Mountains fire disaster, two neighbouring families are drawing up very different plans to rebuild. Both are resilient.