Sustainable Energy - without the hot air

I am giving the Clerk Maxwell Lecture for the IET on 6 March 2014 at the Royal Institution, London, UK. This post and its discussion area ...

My attention was recently drawn to an impressively fuel-efficient turboprop aircraft, the ATR72-600 , which is claimed to be about...

In December 2013, Christopher Booker in the Telegraph discusses a study by Gordon Hughes, published by the Renewable Energy Foundation in ...

Three spectacularly large solar power stations have recently been in the news: Ivanpah , located in California, but within spitting distanc...

The Chinese translation of Sustainable Energy - without the hot air is now available on amazon.cn I am very grateful to the Chinese Ac...

I've updated my "Map of the World" which shows, country by country, how human power-consumption per unit area compares with...

In Sustainable Energy - without the hot air I spent a couple of pages discussing hydrogen transportation, under the title "Hydrogen ...

On 13th December 2012, I helped launch the French translation of Sustainable Energy - without the hot air by giving a talk in Paris, ho...

Christian Gebbe has made a nice Personal Energy Estimator based on Sustainable Energy - without the hot air . All the key numbers are ad...

I love data! Here is an animation showing the evolution of global temperature and the number of sunspots over the last 129 years. And ...

- how the laws of Physics constrain our sustainable energy options TEDx Warwick 2012 (18 minutes). [ Original slides are also available he...

In December 2011, DECC published the Carbon Plan and version 3 of the 2050 Pathways Calculator . As before, this open-source engineering-ba...

DECC is advertising roughly a dozen posts for engineers and scientists. Here's the advertisement for 7 grade-7 engineers and 1 grade-6...

DECC is running a public debate, using the new 2050 Calculator , at blog.decc.gov.uk . The debate was opened by eight experts (Mike Childs, ...

On Thursday 3rd March, DECC is going to be publishing version 2 of the 2050 Pathways Calculator, along with an updated version of the calcul...

In July 2009 I wrote a post about wind-powered vehicles that travel directly downwind faster than the wind , giving links to videos explain...

At the Civil Service Awards last month, the Science, Engineering and Technology Award was won by the DECC 2050 Pathways Team for their wor...

Many thanks to Katsunori Muraoka! 持続可能なエネルギー—「数値」で見るその可能性 [単行本]

I'm always looking for new ways to make physical numbers memorable. One method is to use a picture (eg nuclear waste, per person, per y...

In The BBC News Magazine, Go Figure , Michael Blastland says: "If you've somehow missed it elsewhere, the DECC 2050 energy calculat...

There's a new video on the Independent's website, made with the support of Channel 4 and Shell. It's one minute long, and, as s...

Here is a nice blog post by Blue Lyon , discussing the energy cost and money 'savings' offered by AT+T's recommendation to Turn ...

I'm delighted to report that the Department of Energy and Climate Change has published the 2050 Pathways Analysis , which illustrates si...

The recent post at realclimate about measured increases in ocean heat content has an interesting graph whose y-axis is labelled in spectacu...

I've added an alphabetical index page to the html edition of Sustainable Energy - without the hot air . I hope this helps! This index i...

I'd like to highlight a stunning photograph and an interesting paper . The image shows clouds forming in the wakes of the front row of ...

The website withouthotair.com has gone down today (5 Jan 2010) and I am not sure why... anyway, there is a backup website at www.inference...

In July 2009, I nominated two newspapers for the Hot Air Oscar for Most inaccurate numbers in a right-wing newspaper . A late submission has...