Question $2(25$ marks$)$

Disposal of solid waste by landfill results in a gaseous and a liquid emission

which must be monitored and treated. Identify the liquid and gaseous emissions,

explain what the potential harm could be if not mitigated, and what mitigating

factors would be employed to ensure that pollution is minimised by either of the

liquid and gaseous emissions. You must also state any beneficiation that can be

achieved by both emissions.