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Drawing of young tourist taking selfie with selfie stick.

Living within limits: low-energy lifestyles

Our lifestyles require vast amounts of energy. Will we be able to transition to low-energy alternatives that provide similar levels of happiness and satisfaction? Essay 6 / 7.

View over shoulder of man looking towards city on horizon

Powered by energy: the many layers of civilisation

Our civilisation has many layers, including industry, education, and healthcare. These layers are only possible because of fossil fuel energy surpluses. Essay 5 / 7.

Cartoon cross-section comparison of shallow oil well, versus deep oil rig in ocean.

Diminishing returns: understanding ‘net energy’ and ‘EROEI’

At the heart of my Energy Slaves comic is the concept 'EROEI' (energy returned on energy invested) a.k.a. 'net energy'. I explain this concept using the analogy of an apple orchard. Essay 4 / 7.

Rear shot of a jumbo jet flying through the sky, with energy slaves pushing the jet through the air.

Building up steam: our civilisation’s history of collecting energy slaves

Energy has allowed people to magnify their impact on the natural world. This essay charts human civilisation's history of gathering energy from fossil fuels. Essay 3 / 7.

Buckminster Fuller on a rowing machine, rear view from diagonally behind him.

The mind, but not the muscle: understanding Energy Slaves

Did you know that an entire year of typical human exercise only equals the equivalent of 14 litres of gasoline (petrol). Energy powers our human lifestyles. Essay 2 / 7.

Buckminster Fuller looking at 'horsepower' horses cartoon

Hidden in plain sight: our invisible slaves

Imaginary ‘energy slaves’ perform work on behalf of human beings. They are ‘hidden in plain sight’, because they make our lifestyles so effortless. Essay 1 / 7.

Cartoon illustration of tying up shoelaces

The limitations and merits of the World War II / climate change analogy

I used the World War II as an analogy for responding to climate change in my comic Hitler Denial. In this essay, I discuss the merits and limitations of this comparison.

Cartoon artwork of Adolf Hitler motorcade with swastika flags

The making of Hitler Denial: bypassing Climate Change 101

I describe the storytelling philosophy I employed in my comic Hitler Denial. The comic is about climate change, but I deliberately avoided getting bogged-down in 'Climate Change 101' debates.

Diagram of physics of self-airconditioning zero energy geodesic dome

Buckminster Fuller’s Chilling Domes: the physics

I discuss the physics behind my comic about Buckminster Fuller's Chilling Domes. Is the phenomenon real? I outline the evidence for and against.