What is an ecoregion?
“Ecoregion” is one of those fancy words that can be very confusing. A widely accepted definition of ecoregion is the one used by the World Wildlife Fund:
An …

The Cascades ecoregion covers parts of Washington, Oregon, and California. Somewhat smaller than the Cascade mountain range for which it is named, the ecoregion extends north to Snoqualmie Pass, near …

The Willamette Valley is an amazing place, with a rich geologic history, great soil, a moderate climate, and abundant water.
The U.S. Environmental Protection Agency has designated the Willamette Valley ecoregion …