August 20, 2020 Oceanographic Magazine
A study of four salmon species across all regions of Alaska – chinook, chum, coho, and sockeye – has found that salmon are returning to rivers smaller and younger than in the past.
July 14, 2020 By Damian Carrington The Guardian
The study suggests wind-borne microplastics are a bigger source of ocean pollution than rivers, the route that has attracted most attention to date. The analysis focused on the tiny particles produced by tyres and brake pads as they wear down.
May 26, 2020 By Lynda Mapes Seattle Times
Today Columbia and Snake River salmon, and orcas that depend on them, are at risk of extinction. And Washington state regulators are taking a new regulatory role to chill fish-killing hot water at four dams in the lower Columbia, and four in the lower Snake.