October 17, 18, 25, 26, 27, 28 Tree Injection Workshops. Lufkin, Conroe, Midland, Austin, Dallas and Overton, Texas. To learn more, visit www.isatexas.com.

19-20 Tree Risk Assessment Course & Exam. Boone County Extension Office, Burlington, Ky. For details, call 606-653-7872 or visit www.kyisatree.org.

19-21 Level 1 Tree Climbing Methods, Work Positioning & Best Practice. Taylor, Mich. For more information, visit www.arbormaster.com.

20 Regional Workshop Featuring Dr. Tom Smiley. Santa Barbara, Calif. For details, visit www.wcisa.net.

20 Techniques for Transplanting Large Trees. Morris Arboretum, Philadelphia, Pa. For more information, visit www.business-services.upenn.edu/arboretum.index.shtml.

20 2011 Wisconsin Arborist Association Fall Seminar. Olympia Resort & Conference Center, Oconomowoc, Wis. To learn more, visit www.waa-isa.org.

20-21 Desert Green XV: Skills to Survive, Thrive & Succeed. Sam’s Town Hotel & Gambling Hall, Las Vegas, Nev. For more information, visit www.desert-green.org.

21 Tree Climbing Techniques & Equipment; Arborist Rigging Techniques & Equipment. Vermeer Southeast, Boynton, Fla. To learn more, call 561-742-7400 or email tonykoury@vermeersoutheast.com.

21-22 New Jersey Shade Tree Federation 86th Annual Meeting. Crowne Plaza, Cherry Hill, N.J. For more information, call 732-246-3210 or visit www.njstf.org.

22-25 NEC-ISA Annual Conference. Bath, Maine. For details, visit www.newenglandisa.org.

25 Massachusetts Arborists Association Safety Saves Seminar. MHS Elm Bank, Wellesley, Mass. To learn more, visit www.massarbor.org.

25-26 29th Annual Illinois Arborist Association Conference & Trade Show. Holiday Inn Select, Tinley Park, Ill. For more information, visit www.illinoisarborist.org.

27 Massachusetts Arborists Association Dinner Meeting. Ken’s Steak House, Framingham, Mass. To learn more, visit www.massarbor.org.

November 1 Preserving Trees During Construction. Morris Arboretum, Philadelphia, Pa. For details, visit www.business-services.upenn.edu/arboretum/index.shtml.

2-3 Kentucky Arborists Association Annual Conference & Meeting. Burlington, Ky. To learn more, visit www.kyisatree.org.

2-3 Tree Risk Assessment Course & Exam. Charlottesville, Va. For details, call 703-753-0499 or visit www.mac-isa.org.

2-3 21st Annual GUFC Conference & Awards Program. James Madison Conference Center, Madison, Ga. To learn more, call 800-994-4832 or email marylynne@gufc.org.

3 Pest Update. Milpitas, Calif. For more information, visit www.wcisa.net.

3-4 Tree Risk Assessment Course & Exam. Redmond Inn, Redmond, Wash. For details, visit www.pnwisa.org.

3-5 TCI Expo. Connecticut Convention Center, Hartford, Conn. For more information, visit www.tcia.org.

7-8 Level 1 Precision Felling, Chain Saw Handling, Safety & Ergonomics. Bronx, N.Y. To learn more, visit www.arbormaster.com.

7-9 Level 1 Tree Climbing Methods, Work Positioning & Best Practice. Attleboro, Mass. For details, visit www.arbormaster.com.

9-11 Level 1 Tree Climbing Methods, Work Positioning & Best Practice. Bronx, N.Y. For more information, visit www.arbormaster.com.

10-11 Level 1 Precision Felling, Chain Saw Handling, Safety & Ergonomics. Attleboro, Mass. For details, visit www.arbormaster.com.

11-12 Certified Tree Worker Climber Specialist Certification. San Pedro Springs Park, San Antonio, Texas. To learn more, visit www.isatexas.com.

15-16 Level 1 Tree Climbing Methods & Best Practice. Reston, Va. For details, visit www.arbormaster.com.

15-17 2011 Partners in Community Forestry National Conference. Disney’s Coronado Springs Resort, Lake Buena Vista, Fla. To learn more, visit www.arborday.org.