You are a funny fellow fakeshark. Fff
Did I read in one of the LKO reports that there are deep black coal seams below the LV.
Extract the gas from the black coal and pump in the CO2.
Simple?
See diagram etc.. in link -
http://www.dpi.vic.gov.au/energy/about/legislation-and-regulation/near-zero-emissions/strategic-policy-framework-for-near-zero-emissions-from-latrobe-valley-brown-coal
cheers
B Rubes