Landfills are seen as the preferred waste desposal option for Canterbury due to cost and availability of suitable land. Even if an incinerator were built, there would still be a need for a landfill to dispose of the ash, which is toxic waste. Comprehensive public consultation gave a resounding thumbs up to the landfill option.
Landfills are flexible.
If recycling initiatives keep working, potentially there would not be a need to keep expanding the landfill.