A neighborhood where many people have left their homes because of a massive natural-gas leak is seen in the Porter Ranch neighborhood of Los Angeles in December. David McNew/AFP/Getty Images hide caption

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Will California Gas Leak Mark A Turning Point In Energy Debate?
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December brought storm clouds to the Porter Ranch neighborhood in Southern California's San Fernando Valley. David McNew/AFP/Getty Images hide caption

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Families Near The Huge Gas Leak Wonder: Is Home A Safe Place To Be?
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On Jan. 16, Tera Lecuona, resident of the Porter Ranch area of Los Angeles, holds a protest sign during a hearing over a gas leak at Southern California Gas Co.'s Aliso Canyon Storage Facility. The company faces misdemeanor charges as well as numerous civil lawsuits. Richard Vogel/AP hide caption

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A woman attends a public hearing about the gas leak before the South Coast Air Quality Management District. The agency has ordered Southern California Gas Co. to permanently shut down the well, and is suing the company for negligence. David McNew/Getty Images hide caption

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A Porter Ranch resident wears a gas mask during a protest Saturday outside a meeting of the Air Quality Management Board over the Aliso Canyon gas leak. The leak started in October and has forced thousands of residents to flee from the Los Angeles suburb of Porter Ranch. Regulators have ordered the gas company to shut down the leaking well; some residents want the entire facility shuttered. Mark Ralston/AFP/Getty Images hide caption

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LISTEN: Ingrid Lobet On The Technology Of The Leaking Well
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This photo taken Nov. 3, 2015, shows SoCalGas crews and technical experts attempting to safely stop the flow of natural gas leaking from a storage well at the utility's Aliso Canyon facility in Los Angeles. Efforts to plug the well appear to have destabilized it, the Los Angeles Times reports. Javier Mendoza/AP hide caption

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LA Councilman Compares Porter Ranch Gas Leak To BP Oil Spill But On Land
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Crews work on a relief well at the Aliso Canyon facility above the Porter Ranch area of Los Angeles in early December. A leak has allowed tons of methane to escape into the surrounding neighborhood; stopping it is taking months because of pressure from the leak. Dean Musgrove/Los Angeles Daily News/AP hide caption

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From 'All Things Considered,' Dec. 24: Methane Gas Leak Displaces Thousands
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Massive Methane Gas Leak Displaces Thousands In Los Angeles County
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