Articles on Energy efficiency
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We’ve just been through an unusually mild winter for the UK. Despite the excessive rain and storms, the warmer temperatures meant we’ve needed less energy to heat our homes. This has reduced household…
Britain’s homes are responsible for almost a third of the nation’s energy use, despite decades of gradually improving energy efficiency. For the UK to meet its targets for carbon emissions reductions by…
Even though a blue whale is much heavier than a tuna, the mammal consumes less energy per unit weight than the fish when they travel the same distance. For years, these sort of comparisons have dominated…
The UK is one of only a handful of countries that has put in place legally binding targets to reduce greenhouse gas emissions by 80% by 2050, relative to 1990 levels. How the country intends to go about…
When Australia hosts the G20 Leaders’ Summit in November, a top agenda item for its “Brisbane Action Plan” will be “practical actions to improve productivity and competitiveness”. So here’s a good place…
The debate about the future of Australia’s Renewable Energy Target (RET) has largely focused on the issue of immediate costs to business. But if we’re thinking about Australia’s long-term economic interests…
Natural gas wells in the USA have considerably higher levels of leakage — fugitive emissions — than officials predicted…
The political fallout over the ill-fated Home Insulation Program continues, with former prime ministers Kevin Rudd and Julia Gillard now having been summoned to appear before the Abbott government’s royal…
With high energy prices all anyone can talk about this winter, Ofgem’s interim chief Andrew Wright appeared before MPs today to defend the regulator’s performance. Predictably, he was met with some hostile…
What’s the world’s most important fuel, as we head into the 21st century? Oil, coal, gas, renewables? A recent International Energy Agency report stated the most important fuel for the future is energy…
Building policies are failing to consider the future environmental impact of hot water systems according to new research…
Energy efficient houses are often thought to be a promising way to reduce our environmental footprint by using less energy and producing fewer greenhouse gas emissions. Yet, surprisingly, if you consider…
Britain’s housing stock is old and leaky. The vast majority fails to meet modern energy efficiency standards, is responsible for over a quarter of the nation’s greenhouse gas emissions, and is often very…
The nights are drawing in, leaves are changing from green to gold, and energy suppliers are announcing price hikes. Along with animals disappearing into hibernation, energy price rises have become what…
Researchers at the Australian National University have improved energy storage technology inside electronic devices. They…
First the banks lost the public’s trust, then the tax activities of some large corporations were brought under scrutiny. So perhaps taking on the “big six” UK energy companies as household fuel bills incessantly…
The Coalition has returned to government at a time of uncertainty and rapid change in almost every area of energy policy. With an energy policy released and a responsible minister named, what can we determine…
“Nothing would do more to rapidly decrease the risk of climate change than a major plan to protect global rainforests” – Opposition climate action spokesman Greg Hunt, media release, 30 August. Launching…
The UK has some of the oldest – and leakiest – housing stock in the western world. The vast majority of it will still be standing in 2050, the year by which the government has set itself a target to cut…
A new study says that all Australia’s existing housing could be retrofitted to be zero emissions within ten years. Households could halve their energy use and go gas free. Australian households currently…
















