Research Article
Environmental Evaluation of Coal Mines Based on Generalized Linear Model and Nonlinear Fuzzy Analytic Hierarchy
Table 2
Statistical compensation indexes for mine ecological safety.
| Year | Input intensity of pollution control | Improvement of ecological early warning system | Proportion of environmental protection investment to total income | Synthetic index of compensation |
| 2005 | 40.7 | 1.72 | 3.88 | 0.27 | 2006 | 39.5 | 1.76 | 4.2 | 0.21 | 2007 | 38.6 | 1.76 | 4.48 | 0.20 | 2008 | 37.7 | 1.8 | 4.76 | 0.21 | 2009 | 36.8 | 1.8 | 5.08 | 0.23 |
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