Question 6 (a) What are the 2 different environmental probierns of using incinerators? How can they be overcome? (b) Based on the data provided below. calculate the charges for disposal of the waste with and without recycling at the transfer station, and comment on these costs. Waste generated 10 tonnes Recyclable waste 70 % Transport costs $ 1 per tonne per km Distance to landll 120 km Location of transfer station mid way Cost of recovery at transfer station $10 per tonne Sale value of recyclable goods $15 per tonne Tipping cost $40 per tonne