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Australia exports 40% of our water – the globalization of water

Of all the water we use every year in Australia, we export 40% of it overseas in our agriculture exports. The concept of ‘virtual water‘ was born in 2008 to determine how best to use the scarce water available in arid and semi-arid countries. For example, “water-scarce countries like Israel discourage the export of oranges […]

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Renewable light at the end of the tunnel

It gets depressing when you hear and read about adaptation over mitigation, coal over renewables and no hope over hope. So I’m cheering myself up a bit this morning with three good news stories from around the world, two from market driven forces and one from legislative driven forces. The first is from the US, […]

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China coal, mind the gap and future global energy use

There has been a lot of coverage over the last week about China now consuming more coal than the rest of the world combined, also about how China wants cap its coal use at 4bn tonnes but that could hamper growth and how bad it is that China is now the highest carbon emitter in […]

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Using water to produce wind to produce energy – what a waste of water!

I’ve been involved in a couple of buildings prior to Cundall where ‘shower towers‘ were used to generate airflow into a building through creating an evaporatively cooled downdraught (no fans), in principle they work but the practical reality of sticking them in building is a bit tricky. There is also the impact of using water […]

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The inconvenience of convenient travel

It seems to happen to me every few years, I travel overseas and end up picking up a bug of some sort from spending 24 hours on an aeroplane. I know the dangers of air travel are well documented in terms of air crashes but I wonder if the health costs of passengers becoming ill […]

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The unseen dangers of Jevons Paradox

Another one from my favourite treehugger.com – billboards that kill. To protect us on the road we have laws that stop us from using our phones while driving, stop us from watching TV while driving – all extremely beneficial and important. So why is it ok to have electronic billboards? I haven’t seen these in […]

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How we invented the world – how we rooted the world!

This is a shout out to the Discovery Channel┬áto present the two sides to the “how we invented the world” series being shown in Australia at the moment. Sure our inventions have created untold wealth, improved health in developed countries, made us nice cars and tall buildings and and and. But how about presenting how […]

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