Humans value natural systems in many ways. Should all of these values be expressed in economic terms? Or, do ecosystems have value independent of humans? Aa Aa Aa What is the value of an intact, ...

What powers life? In most ecosystems, sunlight is absorbed and converted into usable forms of energy via photosynthesis. These usable forms of energy are carbon-based. A primary example of this ...

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...