San Francisco Chronicle, April 4, 2013, By Peter Fimrite

"The four hydroelectric dams on the Klamath River that block salmon migration and cause toxic algae blooms in stagnant lake water should be removed, concludes the most comprehensive environmental study ever done on the river system that flows from Oregon through California to the Pacific.

If the dams go - still no sure bet - 420 miles of historic habitat would open for the first time in more than a century."

http://www.sfgate.com/default/article/Remove-4-dams-on-Klamath-study-urges-4411365.php