This issue is devoted to Invasive Species and what is being done about them.

Table of Contents

• The Problem with Invasive Plant Species - DOT Constraints
• What are Invasive Plant Species, Anyway?
• A Biological Wildfire
• New England Reports
• Time for a National Center???
• Purple Loosestrife, a "Poster Child" for Invasive Plants
• Report to Congress
• Control Methods
• What Departments of Transportation (DOTs) are Doing About Weeds
• UDOT, First to Implement Executive Order 13112
• Upcoming Events and Publication Information