FILE - In this Feb. 17, 2012 file photo workers perform maintenance at the Niagara Falls Wastewater Treatment Plant in Niagara Falls, N.Y. The Niagara Falls City Council voted Monday, March 5, 2012 to... more 
FILE - In this Feb. 17, 2012 file photo workers perform maintenance at the Niagara Falls Wastewater Treatment Plant in Niagara Falls, N.Y. The Niagara Falls City Council voted Monday, March 5, 2012 to ban the treatment of wastewater from hydraulic fracturing. Leaders of the city that endured the Love Canal toxic waste crisis in the 1970s say they don’t want it to be a test case for so-called fracking waste. (AP Photo/David Duprey, File) less 
1 / 6
Associated Press | Photo By David Duprey, File
Tue, Mar 6, 2012 5:49 PM EST