History of Earth Day

Google and Earth Day

Apple and Earth Day

Stewardship of Earth

Extinction and Earth Day

Plantophilia and Earth Day

Respect on Earth Day

Writer and technologist. Author of fascinating articles about history, tech trends, and pop culture. billpetro.com @billpetro

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store