Sustainable Algae Biodiesel Production in Cold Climates

Table 1

Life cycle sustainability metrics for biodiesel.

Environmental Impact	Sustainability Metrics
Energy and Resource Consumption	– Total energy consumed (MJ/L BD)
	– Fossil fuel energy consumed; (MJ/L BD)
	– Petroleum consumed (MJ/L BD)
	– Land required (m^2/L of BD)
	– Water required (L water/L BD)
Climate Change	– Net green house gas emissions; (g CO2 equivalents/L of BD)
Acidification	– Acidification potential; (g SO2 eq./L BD)
Toxic Emissions	– Particulate matter emissions; (PM10, PM2.5)
	– Carbon monoxide emissions
	– Volatile organic carbon emissions