Having heat pumps installed could save business and residents millions per year. So why has only the rich converted from oil?
Ground source heat pumps: good enough for the Queen
Resource Efficiency
Water scarcity could drive push towards wind and solar
Emissions controls will not be the only factor influencing our choice of future energy sources. The IEA and private analysts have pointed to the impending water crisis which could lead to stranded assets – particularly in coal and shale gas – and accelerate the push towards ‘dry’ technologies, like wind and solar PV.
We cannot avoid the global crisis… but we can deal with it
In a speech this week, Paul Gilding said the world was ‘locked in’ for a sustainability crisis that would trigger world-changing climate impacts and resource conflicts. The only question now is how will we respond? Will this be a century of chaos or a few decades of messy but successful transition?
Energy efficiency vs energy supply: Which should be our focus?
A new US study shows that twice the effort is going to developing supply technologies than to improving the efficiency of end-use technologies.
Gunns: Collapse of a dinosaur a warning to old fossils
The collapse of Gunns holds important lessons for management and shareholders of all industries, but particularly miners and generators. The biggest one is that green business is the new market reality, and anyone betting on business as usual is wrong, and reckless.
The case for moving air conditioners off-peak
Switching air conditioners from ‘on demand’ to off-peak power warrants serious consideration as an alternative to expensive power supply upgrades.
Biochar: No magical carbon cure, but plenty of potential
On top of its carbon sequestering properties, biochar has the potential to create jobs and nutrient and moisture-rich soil. But hurdles remain.
Skyscraper greenhouse, rising to meet the world food challenge
A Swedish outfit is developing high-rise urban greenhouses it says will be able produce thousands of tonnes of food a year.
Six ‘global megatrends’ that will change our lives: CSIRO
Humanity will find ways to do more with less, and climate change will have a far-reaching impact, says CSIRO’s latest global megatrends report.
Where is it cheapest to cut carbon emissions?
In countries like Australia, with less aggressive energy efficiency policies, there is more ‘low-hanging fruit’ to reduce the cost of cutting emissions.
