The Studies Of Environmental Effect Economic Evaluation About Desertification Of Land

The environmental effect economic evaluation is a ingredient of feasibility study in a project, whose conclusion has the important effect to making a choice deciding a project to be or not to be. The main body of the context comes from the environmental science and economics , is tied in wedlock the characteristic , procedure and theory method having summed up environmental effect economic evaluation concept and the economic evaluation carrying out an environmental effect that environmental impact assessment system and environment economy appraise。And in applying the traditional cost performance analysis law to environmental quality assessment, quantitative have analyzed environmental protection construction project environmental effect and what being come into being social benefits , organism's habits beneficial result , the degree economy gains and losses environment brought about by project is affected are brought into feasibility study category.Have had quantitative analysis result , can't go so far as to make a project build an unit for self's economy benefit but have ignored environmental benefits, supervision at the same time also beneficial to reinforcing to the project manages, make the construction project examining and approving more objective , make the environment overall evaluation more rational.The following LiaoHe river plain desertification of land prevention and cure project is an example , apply blurred get together kind analysis method to have carried out analysis on desertification land degree first, then, method and theory wielding the environmental effect economic evaluation's, the project has carried out the analysis secretly scheming against on prevention and cure issuing LiaoHe river plain desertification of land , has reached the cost owing desertification prevention and cure engineering cost an effect than the beneficial result that society gets for 11.25, is an item of expenditure's turn greater than; Owe a project EIRR (13.3) greater than society loses now to lead (12%); Explain that the project is feasible; Economy net present value ENPV is 57,630,000 yuan , explains that project is feasible.