Tag Archives: energy

South Australia heads to 50% renewables within a decade

South Australia could become the first industrialised economy in the world to source 50 per cent of its energy needs from variable renewable sources. >readmore> RenewEconomy

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Atoll nations at cutting edge of climate and clean energy

OTEC runs off the difference in ocean temperatures, which can be leveraged to produce power. Warm surface sea water passes through a heat exchanger, vaporizing a low boiling point working fluid to drive a turbine generator, producing electricity. And it … Continue reading

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Report: The more Carbon Emissions we cut, the Better for World Economy

From new AR5 report by IPCC – “By the end of the century, the global economy would be well over $100 trillion larger under the most ambitious policies to reduce carbon emissions, versus the business-as-usual scenario.” It must be that … Continue reading

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How a passivhaus insulates you from power bills

Energy efficiency improvement is the easiest way to reduce consumption. Here’s a story about what’s possible with a new house. Chart here is energy per square metre of house. Emphasis about house rating is by Energy Stars. Obviously it costs … Continue reading

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How big is a house? Average house size by country

Isn’t long term cost of energy a bigger worry than cost of build? Per person space is 90m2 compared with less than 30 in European countries. >readmore> RenewEconomy

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Wind power wins in Spain

Nudge, nudge, say no more, nod’s as good as a wink!! >read more>

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Albanese: first of ‘dirty dozen’ falls

Title is from http://www.climatespectator.com.au/commentary/albanese-first-dirty-dozen-falls#comment-236211. Here’s my feelings about it: In Victoria, aluminium smelting is especially crazy. Liberals deal for power for Portland was geared to world price of aluminium, not cost of production. Based on report by Turton, 2002, they pay … Continue reading

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Energy/Negawatts – Germany, electricity prices equalt but costs 50% LESS than Oz!!

Brace for an electric shock is the headline to this story at Climate Spectator. Despite Germany being a colder climate than Australia and despite that it’s considered to be expensive, in general, and despite our media “war on truth” which … Continue reading

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Energy/Gas – not valid transition from coal

Here are some extracts from recent report from Climate Progress -Air sampling by NOAA over Colorado Finds 4% Methane Leakage, More Than Double Industry Claims … unless leakage rates for new methane can be kept below 2%, substituting gas for … Continue reading

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Energy/Distributed – Constraints

To reduce emissions caused by fossil fuelled electricity generation, one particularly important objective is to accelerate the installation of energy sources closer to where energy is needed. As well as roof top solar panels, this means industrial sized solar and … Continue reading

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