In the current waste management system described in ScenarioA1, food waste in Hong Kong, 3584 t per day (neglecting the 1.4 ttreated in the pilot composting plant), is collected, transported,and then landfilled. The vehicles used for food waste collectionand transportation operate in accordance with Euro III emissionstandards, which were described elsewhere (Larsen et al., 2009).According to the operational data and the locations of the facil-ities, the average distance that food waste is transported to thelandfill sites is approximately 50 km. The unit fuel consumption of0.19 L/(t km) is an average value obtained from the truck drivers interms of mixed waste transportation. Given that there is no signifi-cant difference between transporting mixed waste and food waste,the unit fuel consumption is considered available for food waste.The sites dispose of food waste together with other solid waste.Table 4 provides the information on the material and energy inputsobtained from the operators, with only the food waste contributionconsidered.