Food for thought, and some interesting stats...

http://p.nytimes.com/email/re?location=pMJKdIFVI6og8d+ofNlzG7ahulbF8xEZ&user_id=4c18479f192c9daef90e2233ea937471&email_type=eta&task_id=1497827370679742&regi_id=0

dnr.maryland.gov

Kerrie L. Kyde Invasive Plant Ecologist Natural Heritage Program, WHS Department of Natural Resources 11960 Clopper Road Gaithersburg, MD 20878 301-948-8243 (office) 410-279-1847 (cell) kerrie.kyde@maryland.gov