Plutonium for nuclear weapons was produced for decades at the Hanford Site, which is now the most contaminated nuclear site in the U.S. All of these developments have had a tremendous impact on river environments, mainly through industrial pollution and barriers to fish migration.
Plutonium for nuclear weapons was produced for decades at the Hanford Site mainly through industrial pollution and barriers to fish migration. The Hanford Site is now the most contaminated nuclear site in the U.S.. All of these developments have had a tremendous impact on river environments the U.S..