Category Archives: technology

The flawed logic of preppers

I started writing this one a few month ago (prior to travelling long distance) and then forgot about it, but thought maybe I should finish it. For quite some time in American there has been a survivalist movement, which grew out … Continue reading

Posted in climate change, economics, energy, fossil fuels, future, Global warming denial, history, nuclear, Passivhaus, peak oil, politics, power, renewables, sustainability, sustainable, technology | Tagged , , , , , , , , , , , | 1 Comment

Space a sustainability solution – Part 2: Living on the high frontier

In the previous post on this topic I outlined the general problems regarding space propulsion. In this article I’ll be looking at the problems of living and working in space, and the logistical challenges that this presents. Motivations and costs … Continue reading

Posted in aviation, economics, future, politics, space, technology, transport | Tagged , , , , , , | 6 Comments

Space a sustainability solution? A critical review

One could characterise the whole environmental debate, or the debate about issues like peak oil or overpopulation as all boiling down to one key issue – resources, or lack thereof. We live on a single planet, which has only a … Continue reading

Posted in aviation, climate change, economics, energy, future, history, nuclear, peak oil, politics, space, sustainability, sustainable, technology, transport | Tagged , , , , , , , , , , | 3 Comments

Aviation: the green stuff – coming soon to an airfield near you

Solar Impulse recently completed the first ever circumnavigation using a solar powered aircraft. So it might be an appropriate time to review the options as regards alternative fuelled aircraft. A long standing assumption of many has been that given the very … Continue reading

Posted in aviation, cars, climate change, economics, efficiency, energy, flying car, future, peak oil, politics, power, renewables, sustainability, sustainable, technology, transport | 3 Comments

REN 2016 Report: How renewables are going mainstream

The latest Renewable energy global status report is out, which reveals that 147 GW’s of new renewable generating capacity was added last year. I haven’t had a chance to crunch the numbers, but that’s probably a enough capacity to generate a good … Continue reading

Posted in clean energy, economics, efficiency, energy, fossil fuels, nuclear, politics, power, renewables, subsidy, sustainability, sustainable, technology | 3 Comments

So much for value for money

One has to despair sometimes at the ineptitude of politicians and their inability to listen to others. I was reading today the letters page of my Engineers journal and one of the contributors was telling about how back in 1987 … Continue reading

Posted in climate change, economics, efficiency, energy, fossil fuels, nuclear, politics, power, renewables, Shale Gas, Shale oil, subsidy, technology | Tagged , , , , , , , , , , | 4 Comments

Airborne wind turbines

I recall someone asking a while ago for a review of airborne wind turbines (often known by the acronym AWES as in Airborne Wind Energy Systems), which I never got around to doing. But no time like the present. So, what … Continue reading

Posted in clean energy, energy, future, power, renewables, sustainability, sustainable, technology | Tagged , , , , , , , | 10 Comments