On each equinox and solstice, Probable Futures sends out a letter to our community; browse past letters below.

Equinox greetings: the way we live now
September 2023

Solstice greetings: quality, maintenance, and repair
June 2023

Equinox greetings: hard to believe
March 2023

Solstice greetings: predictions, participation, and play
December 2022

Equinox greetings: climate and culture
September 2022

Solstice greetings: bugs and guts
June 2022

Equinox greetings: do you know how to share?
March 2022

Solstice greetings: bear stories
December 2021

Equinox greetings: a special equinox letter
September 2021

Solstice greetings: what should I do?
June 2021

Equinox greetings: bounded imagination
March 2021

Solstice greetings: small sounding numbers
December 2020

Equinox greetings: the history of global temperatures
September 2020

Solstice greetings: the future of “just right”
June 2020

Equinox greetings: making a better future more probable
March 2020