The Technical and Economic Study of Solar-Wind Hybrid Energy System in Coastal Area of Chittagong, Bangladesh

Table 10

Comparison of greenhouse gas emissions of 3 systems.

Pollutant	Emissions (kg/yr)
	Grid only system	Grid-wind system	Grid-PV-wind system
Carbon dioxide	63668	23523	22446
Carbon monoxide	0	0	0
Unburned hydrocarbons	0	0	0
Particulate matter	0	0	0
Sulfur dioxide	276	102	97.3
Nitrogen oxides	135	49.9	47.6