Open Access
Table 1
New energy vehicle development - ecological environment indexes system
| Primary indicator | Secondary indicator | |
|---|---|---|
| NEV development | Economic development | Gross domestic product (N1), population (N2), secondary industry output value (N3), national per capita consumer spending (N4) |
| Technological progress | Power battery installation capacity (N5), number of NEV invention patents published (N6), number of patents granted (N7), maximum range of pure electric vehicles (N8) | |
| Market demand | NEV sales volume (N9), relative market share (N10), annual average gasoline price (N11), number of related enterprise registrations (N12) | |
| Infrastructure | Number of public charging piles (N13), power generation capacity (N14) | |
| Policy support | Number of positive government policies for NEVs (N15) | |
| Ecological environment | Energy | Energy consumption per unit of GDP (E1), clean energy utilization rate (E2) |
| Water | Water consumption per unit of GDP (E3), water and soil coordination degree (E4), urban sewage treatment rate (E5) | |
| Land | Proportion of cultivated land area (E6), per capita grain possession (E7), proportion of county areas with excellent and good ecological quality to total land area (E8), forest coverage rate (E9) | |
| Biology | Proportion of local species classified as facing extinction risk (E10), number of invasive alien species (E11), ocean health index (E12), biological carrying capacity (E13) | |
| Air | Pollution index (E14), per capita CO2 emissions (E15), per capita SO2 emissions (E16) | |
| Environment | Climate index (E17), environmental performance index (E18), environmental protection investment index (E19), harmless treatment rate of domestic waste (E20) |
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