Exactly. That's also the main reason that landfills have been installing those release valves and gas monitors in their pits. There is an abundance of methane in these landfills that could be utilized for power as well.<quoted text> When enough pressure builds in anything something is going to give way. Even heated water builds up pressure.
The coal supporters outwardly feel angst about potentially loosing any profit margins, and one could correctly assume it wouldn't sit well with them at all if the country decidedly switched to natural gas or wind turbines for it's power consumption needs.