EPA has prepared policies and guidance for carrying out its responsibilities under the National Environmental Policy Act (NEPA) and reviews under Section 309 of the Clean Air Act. These documents discuss the specific technical issues EPA looks for in NEPA documents. To learn more, select the topic from the list below.

• Air Quality
• Children's Health
• Crude Oil and Natural Gas
• Cumulative Impacts
• Ecological Processes/Impacts
• Energy Efficiency
• Environmental Justice
• Fishery Management
• Floodplain Management
• Grazing
• Habitat
• Highway Development
• Mining
• Natural Gas Pipelines
• Nuclear Power Plants
• Policy and Procedures for the Review of Federal Actions Impacting the Environment Under Section 309 of the Clean Air Act
• Pollution Prevention
• Special Appropriation Grants
• Wetlands