Upgrading Optimism | Chris Hawkins | Substack

Returning the world to pre-industrial CO2 levels is likely cheaper than you think.

Aug 8, 2022

Practical now, if we want to get it done.

Nov 13, 2021

Can we make it affodable to commute to and from space daily?

Nov 4, 2021

How a lifeless rock could hold a trillion humans.

Nov 3, 2021

Let's try to get a trillion, rich superhumans in space.

Nov 3, 2021

Upgrading Optimism

About Archive Sitemap

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts