summarization of environmental impact assessment methodology by dr. i.m. mishra professor, dept. of...
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Summarization of Environmental Impact Assessment Methodology by Dr. I.M. Mishra Professor, Dept. of Chemical Engineering Dean, Saharanpur Campus Indian Institute of Technology, RoorkeeTRANSCRIPT
Summarization of Environmental Impact
Assessment Methodology
Dr. I.M. MishraProfessor, Dept. of Chemical Engineering
Dean, Saharanpur Campus
Indian Institute of Technology, Roorkee
By
Summarization of Environmental Impact Assessment
Methodologies• adhoc methods.• map over lays.• impact checklists• impact matrices and• cause-condition-effect networks.
Network Method
Conclusion
identification of impacts measurement of impacts interpretation of impacts communication of results Further, all the methods differ
from one another in one or more
Adhoc Approach to Environmental Impact Versus Environmental Area
Ranking Example for Five Highway Project Alternatives and Eight Impact Areas
Rating Example for Five Highway Projects
Incremental Ranking Example for the Five Highway Project Alternatives and Seven Impact Areas
Summarization of Environmental Impact
Overview of Impact Assessment Methodologies
Illustrative Ad Hoc Approach to Environmental Impact Versus Environmental Area
Illustrative Matrix Approach to Comparing Environmental Impact of Actions on Existing Characteristics and Conditions of the Environment
Impact tree for a hypothetical bank stabilization project.
Illustrative Example of Checklist Approach to Neighborhood Development Project
Ranking Example for Five Highway Project Alternatives and Seven Impact Areas
Rating Example for Five Highway Project Alternatives and Seven Impact Areas
Incremental Ranking Example for Five Highway Project Alternatives and Seven Impact Areas
Rating Example Based on Incremental Rankings for Five Highway Project Alternatives and Seven Impact Areas
Illustrative Example of Weighted Impact on Actions on Existing Characteristics and Conditions of the Environment
Candidate value Curves for Farmland impact
Illustrative Example of the Development of Impact Area Importance Weightings
Example of a value function for dissolved oxygen as a measure of Water quality.
Planning Factors for land Use Configurations
Additional Planning Factors
Determination of Impact Values
Summary of Configuration Environmental Impacts
Network Method
Conceptual framework of impact networks.
Example of impact tree for new freeway const1l1ction in established downtown business district.
(a) Illustrative impact tree (b) corresponding branches
Illustrative Impact Frequency, Magnitude, and Importance Values for New Freeway Construction in a Downtown Area