Atomic Energy Commission Authorizations (HR 9388). The vote is on the Gravel amendment to delay the Project Cannikan nuclear blast on Amchitka Island, Alaska, until May 31, 1972. Conservationists opposed the blast because of the risks of earthquakes, radioactive leakage into the ocean, and damage to endangered wildlife. The Nixon Administration opposed the Gravel amendment. (Rejected 37-57; July 20, 1971; "Yes" is the correct vote.)