Research Article
Environmental and Socioeconomic Indicators for Bioenergy Sustainability as Applied to Eucalyptus
Table 2
List of recommended environmental indicators for bioenergy sustainability (derived from [
4]).
| | Category | Indicator | Units |
| | Soil quality | (1) Total organic carbon (TOC) | Mg/ha | | (2) Total nitrogen (N) | Mg/ha | | (3) Extractable phosphorus (P) | Mg/ha | | (4) Bulk density | g/cm3 |
| | Water quality and quantity | (5) Nitrate concentration in streams (and export) | concentration: mg/L; export: kg/ha/yr | | (6) Total phosphorus (P) concentration in streams (and export) | concentration: mg/L; export: kg/ha/yr | | (7) Suspended sediment concentration in streams (and export) | concentration: mg/L; export: kg/ha/yr | | (8) Herbicide concentration in streams (and export) | concentration: mg/L; export: kg/ha/yr | | (9) Peak storm flow | L/s | | (10) Minimum base flow | L/s | | (11) Consumptive water use (incorporates base flow) | feedstock production: m3/ha/day; biorefinery: m3/day |
| | Greenhouse gases | (12) CO2 equivalent emissions (CO2 and N2O) | kgCeq/GJ |
| | Biodiversity | (13) Presence of taxa of special concern | Presence | | (14) Habitat area of taxa of special concern | Ha |
| | Air quality | (15) Tropospheric ozone | Ppb | | (16) Carbon monoxide | Ppm | | (17) Total particulate matter less than 2.5 μm diameter (PM2.5) | μg/m3 | | (18) Total particulate matter less than 10 μm diameter (PM10) | μg/m3 |
| | Productivity | (19) Aboveground net primary productivity (ANPP)/Yield | gC/m2/year |
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