Impact of UAV Delivery on Sustainability and Costs under Traffic Restrictions

Table 3

CO₂ emissions with UAVs.

Number of customers	Number of vehicles	Service time of each vehicle (hours)			CO2 emission of each vehicle (kg)			CO2 emission of each UAV (kg)			Total emission (kg)	CPU time (s)
200	2	6.65	6.94		209.5249	218.6621		0.1277	0.1636		428.4783	29.11
300	2	7.75	7.89		244.1831	248.5942		0.1900	0.1623		493.1296	87.19
400	3	6.31	6.32	7.08	198.8123	199.1274	223.0731	0.1485	0.1472	0.1604	621.4689	179.21