Top 18 of 2018 – Looking back to look forward

#8 Ethanol and biodiesel: dropping below the production cost of fossil fuels?

Even though the Digest wrote this piece in 2017, it was still one of 2018 most popular reads.
For a number of years, this (now old and outdated, but) very useful chart has been in circulation in energy circles, mapping the supply of energy to the world by looking not at prices, but at production costs.

For one thing, it goes a long way to explaining why the price of oil can tumble so quickly when there is a fall off in demand, and explains why OPEC is troubled by unconventional oil in a way it is not so bothered by other energy sources such as renewable fuels.
More on the story, here.