claude glass

The Claude Glass Revolutionized the Way People Saw Landscapes

Imagine tourists flocking to a famous beauty spot, only to turn around and fix their eyes on its reflection in a tiny dark mirror.
A massive American Elm tree sits backlit by the rising sun in Overlook Park in northern Portland, Oregon.

Why Learning the Names of Trees Is Good for You

Getting to know trees can lead to new ways of looking at the world.

How Conservation Is Shaped by Settler Colonialism

The legal concept of "terra nullius"—meaning "no one's land"—influenced European colonialism and continues to shape the practice of conservation.