Additional details on the rider:
http://www.king5.com/detailtopstory.html?StoryID=6744

The issue is controversial; there are benefits and costs associated with dam breaching. Economic costs and consequences as well as short term impacts to the river. THATS WHY IT NEEDS TO BE STUDIED. If Gorton gets his way, we'll never get to the truth and reality. Which sums up Gortons environmental policy.