interior department bureau land management friday announce plan update 30-year-old rule oil gas production federal land limit wasteful release natural gas curb methane emissions effort part president barack obama broad climate change strategy base executive action include goal reduce oil gas sector methane emissions 45 percent 2012 level 2025. rule also come one week agency announce first major review country coal program three decades include pause issue coal-mining lease federal land ask operators take simple common-sense action reduce waste like swap old equipment check leak expect cut waste almost half blm director neil kornze say 2009 2014 oil gas producers public indian land vent flare leak 375 billion cubic feet bcf natural gas equivalent supply 5.1 million households year blm say look blm propose rule crack methane waste federal land proposal highlight benefit expect blm factbox interior department 's oil gas methane rule federal land