Climate Lab is a Seattle Times initiative that explores the effects of climate change in the Pacific Northwest and beyond. The project is funded in part by The Bullitt Foundation, CO2 Foundation, Jim ...

The Tri-Cities chapter of the Ice Age Floods Institute is reviving its public lecture series with a free program Nov. 4 p.m. in Richland on the changing Columbia River System over millions of years.

The four-lane bridge that stretches across the river from downtown Columbia to West Columbia is dauntingly narrow. Is it wide ...

CLATSOP SPIT — For most of the past two years, Jesse Allen has worked 12 hours a day, seven days a week operating a crane to move sedan-sized boulders miles out into the mouth of the Columbia River.

Negotiations over the Columbia River basin could affect the environment in Canada and electrical generation and flood control in the United States. Negotiations of a 60-year-old treaty between Canada ...