April 2006

Trees and Utilities National Conference, April 10-12, Crowne Plaza Chicago, O'Hare Airport, Chicago. Contact (888) 448-7337 or visit www.arborday.org.

North American Snow Conference, April 30-May 3, Peoria Civic Center, Peoria, Ill. Contact (816) 472-6100 or visit www.apwa.net.