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Wildlife & Ecosystems

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The Wildlife/Ecosystems topic includes policies, case studies and resources related to transportation agencies' efforts to evaluate project impacts to endangered and threatened animal and plant species and to consider resource conservation plans and inventories as part of the transportation planning process.

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Recent Developments

• Endangered Species, Pesticides Revised Evaluation Method Released
• Study Analyzes Wildlife Responses to Traffic Noise, Light
• June 10 Webinar: Wildlife Behavior in Response to Traffic Disturbance
• Virginia DOT Works on Plan to Protect Migratory Birds
• Research Provides Review of Wildlife Connectivity Mitigation Credits
• FWS Issues Proposed Rule on Incidental Impacts to Migratory Birds
• NCHRP Report Profiles Designs for Small Animal Crossings
• USFWS Revises Endangered Species Regulations
• USFWS Describes Benefits of Refuges for Wildlife Corridors
• Research Analyzes Best Designs for Artificial Bat Roosts

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Key Resources

• Wildlife and Roads: A Resource to Help Mitigate Roads for Wildlife, was developed as part of National Cooperative Highway Research Program Project 25-27 and is now housed on the Center for Environmental Excellence by AASHTO website. The site provides a wealth of information, including a step-by-step decision guide for practitioners.
• FHWA Implementing Eco-Logical Website
• FHWA Wildlife and Habitat Web Page (Environmental Review Toolkit)
• ESA Webtool (FHWA): an online tool to streamline preparation of Biological Assessments (BAs) and the consultation process under Section 7 of the Federal Endangered Species Act for projects where the Federal Highway Administration (FHWA) is the lead federal action agency.

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