Food and Climate change – Without the Hot Air

Sustainable Energy Without the Hot Air was published by David MacKay in 2009, and it remains a go-to resource for level headed facts about energy, not least because it’s available in its entirety online. The publisher, UIT Cambridge, have since produced a series of ‘without the hot air’ books in a similar vein, including books on materials and on urban transport that I’ve reviewed here before.

This latest in the series takes the same approach of crunching the numbers and presenting them in imagi...