[An updated treatment of some of this material appears in Chapter 2 of the Energy and Human Ambitions on a Finite Planet (free) textbook, also mirrors a 2022 article in Nature Physics..]| Do the Math
[An expanded treatment of some of this material appears in Chapter 4 of the Energy and Human Ambitions on a Finite Planet (free) textbook.]| Do the Math
[An updated treatment of this material appears in Chapter 2 of the Energy and Human Ambitions on a Finite Planet (free) textbook, and also forms the basis for a 2022 article in Nature Physics.]| Do the Math
Image by Daniel Borker from Pixabay| Do the Math
Nothing lasts forever.| Do the Math
What success might look like? Image by Emma Farley from Pixabay.| Do the Math
Image by Edar from Pixabay| Do the Math
This is the TV poster for “David Attenborough: A Life on Our Planet.” (CNS photo/Netflix)| Do the Math
[Note: This post inspired a podcast interview that traces a similar path.]| Do the Math
As we look toward the uncertain future, it may occur to some among us that we’ll need energy on Mars. How are we going to get it? Presumably Mars has no fossil fuels—although on the plus side its atmosphere is already 95% CO2, compared to Earth’s 0.04%, so they’re likely to be less uptight about carbon emissions on the red planet.| Do the Math
AI-generated stranger; I’m not so young/attractive| Do the Math
The long view of economic history says we're in the midst of a huge, unsustainable acceleration. What happens next?| Cold Takes