A very old phone, at the Point Sur lighthouse in California. Photo taken in late March 2016. We've come a long way!

A very old phone, at the Point Sur lighthouse in California.  Photo taken in late March 2016.  We’ve come a long way!

keywords:
Blog Archive
Stock1

Koomey researches, writes, and lectures about climate solutions, critical thinking skills, and the environmental effects of information technology.

Blog Archive

Partial Client List

  • AMD
  • Dupont
  • eBay
  • Global Business Network
  • Hewlett Packard
  • IBM
  • Intel
  • Microsoft
  • Procter & Gamble
  • Rocky Mountain Institute
  • Samsung
  • Sony
  • Sun Microsystems
  • The Uptime Institute
Copyright © 2025 Jonathan Koomey