Coal mine ventilation exhaust air constitutes the largest single source of coal mine methane emissions to the at¬mosphere. Catalytic and thermal oxidation are techniques that can be used to destroy ventilation air methane (VAM) at active underground coal mines.
The credit crunch and an uncertain market have hit the global LNG industry, which had been steadily growing during the period 2003 - 08. LNG demand (a function of natural gas demand) is low across the globe, yet it is set to pick up post 2012 and rise until 2015.