Introduction -- Achieving 'final storage quality' of MSW in pilot scale bioreactor landfills -- Alternative treatment for spetic tank sludge : co-disposal with MSW in bioreactor landfill simulators -- The effect of hydraulic conditions on waste stabilisation in bioreactor landfill simulators -- Ammonium release and Anammox as an option for its removal in bioreactor landfill simulators -- Mathematical simulation of carbon and nitrogen transformations in bioreactor landfill simulators -- Conclusions and outlook.