Overview of the NEPA process and its basic requirements -- Tools, techniques, and approaches for improving and streamlining NEPA -- NEPA streamlining provisions -- Performing a systematic and integrated planning and analysis process -- Exemptions and categorical exclusions -- The threshold question : When is an EIS required? -- Preparing environmental assessments -- Preparing environmental impact statements -- The scope of analysis -- Planning and mitigating effects of natural disasters and terrorist attacks -- Emergency planning for continuity of business operations -- International environmental impact assessment -- Environmental policy, decision-making, and economics.