Pacific Northwest Research Station

Millions visit America’s public lands every year to have fun and get away from the hustle and bustle of daily life. In fact, spending time in nature can be truly restorative and research shows that nature and green spaces have a positive effect on human health and wellbeing. Veterans, especially...

Mount St. Helens, in Washington State, erupted 40 years ago today. The largest landslide in recorded history filled valleys below with debris, and ash fell from the sky for weeks, blanketing the nearby area and affecting regions as far away as the Rocky Mountains. Within just two weeks, ash from the...

Forest fires often reach or exceed temperatures of 2,000° Fahrenheit—that’s equivalent to one-fifth the temperature of the surface of the sun. What is the impact of such high temperatures on the soil and plants of our forests? And how do the intensity and heat of a wildfire impact its behavior...

In December 2013 when Sarah Jovan and Geoffrey Donovan, two scientists with the U.S. Forest Service’s Pacific Northwest Research Station in Portland, Oregon, crisscrossed the northwest area of their city they had no idea they were onto something big. Armed with a ladder and collection equipment, the...

The bull trout in the McKenzie River on the Willamette National Forest have a survival story to tell, thanks to U.S. Forest Service stewardship of local rivers and fresh, healthy sources of groundwater. “We’re reintroducing the top predator back into the river ecosystem,” said Ray Rivera, the...

A lethal fungus is killing frogs and other water-dwelling amphibians all over the world, but a team of international scientists led by U.S. Forest Service scientist Deanna Olson is working to understand why. Olson, who works at the agency’s Pacific Northwest Research Station, and her colleagues have...