Webinar instructions will be emailed before the date of the webinar.

Please log into the webinar 15 – 30 minutes before start time.

Tuesday, March 22, 2022
1:00 – 3:00 pm CDT


Presented by:
Chris A. Cowles

What makes tree preservation difficult?
Historical perspective from 1970 to today
What they don’t teach in Forestry School
Taking a seat at the design table and other people skills
Understanding roles of client, design professional, contractor and arborist
Introduction to the (simple) four-step process
Life and death of trees


Webinar Instructions

Each webinar session earns continuing education credit and can be registered for individually. All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.

Certificates of completion can be downloaded in PDF form upon passing a short quiz. A link to the quiz will be sent to each qualifying attendee immediately after the webinar. The certificate can be downloaded from the Results page of the quiz upon scoring 80% or higher.

Webinars are presented via GoToWebinar, an easy-to-use application that can be run on most systems and tablets. Instructions and login information will be provided in an email sent close to the date of the webinar. It is highly recommended that you download, install and test the application before the webinar begins by clicking on the link in the email.

GoToWebinar App requirements:
Windows 7 – 10 or Mac OSX Mavericks (10.9) – macOS Catalina (10.15)

Web Browser:
The two most recent version of the following browsers:
Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge
Internet Explorer v11 (or later) with Flash enabled

Internet connection: Minimum of 1Mbps       Hardware: 2GB RAM or more

For more information, visit the Support section at


Professional Engineers:
2.0 PDHs

2.0 HSW CE Hours

AIA:    (AIA credits only available for attending live Webinar)
2.0 LU|HSW

Landscape Architects:
2.0 HSW CE Hours

LA CES:    (LA CES credits only available for attending live Webinar)
2.0 HSW PDHs

ISA: Certified Arborist:
2.0 Hours
2.0 Hours
Climber Specialist:
0.5 Hours
Utility Specialist:
0.5 Hours
Municipal Specialist:
2.0 Hours
Aerial Lift:
0.5 Hours


Continuing Education Credit Information
Keys for Success in Tree Preservation
This webinar is open to the public and offers 2.0 PDHs to professional engineers in all states, 2.0 HSW continuing education hours to architects in all states, and 2.0 HSW continuing education hours to landscape architects in all states except New Jersey.

HalfMoon Education is an approved continuing education sponsor for engineers in Florida (Provider No. 0004647), Indiana (License No. CE21700059), Maryland, New Jersey (Approval No. 24GP00000700) and North Carolina (S-0130). HalfMoon Education is deemed an approved continuing education sponsor for New York engineers, architects and landscape architects via its registration with the American Institute of Architects Continuing Education System (Regulations of the Commissioner §68.14(i)(2), §69.6(i)(2) and §79-1.5(i) (2)). LA CES approval qualifies this course for landscape architects licensed in Florida and North Carolina. HalfMoon Education is not seeking approval for landscape architects in New Jersey. Other states do not preapprove continuing education providers or courses.

The American Institute of Architects Continuing Education System has approved this course for 2.0 LU|HSW (Sponsor No. J885). Only full participation is reportable to the AIA/CES.

The Landscape Architecture Continuing Education System has approved this course for 2.0 HSW PDHs. Only full participation is reportable to the LA CES.

The International Society of Arboriculture has approved this event for the following CEUs: Certified Arborist: 2.0 Hours, Management: 2.0 Hours, Climber Specialist: 0.5 Hours, Utility Specialist: 0.5 Hours, Municipal Specialist: 2.0 Hours, and Aerial Lift: 0.5 Hours.

Completion certificates will be awarded to participants who complete this event, respond to all prompts, and earn a passing score (80%) on the quiz that follows the presentation (multiple attempts allowed).


Chris A. Cowles

Wetland Studies and Solutions, Inc.
As a senior urban forester, Mr. Cowles is responsible for the preparation of tree preservation, transplanting, and restoration plans for design, construction, and renovation projects. For more than three decades, Mr. Cowles has successfully competed hundreds of challenging projects for a variety of clients nationwide, including federal agencies, state and local governments, community organizations and private sector interests. His work includes residential, commercial, institutional, and military projects as well as parks and historic sites. His approach to tree preservation employs innovative technical solutions with people involvement that are unique to each project.

Mr. Cowles routinely presents on topics such as tree preservation and urban forestry. Some of these include Maryland National Capital Park & Planning Commission’s (MNCPPC) Trees Matter Symposium, ASLA National Conference Field Workshops, numerous local agencies and design firm’s lunch and learns, and the international conference on The Landscape Below Ground Third Edition. His projects have won many awards, including one from the Maryland Chapter of the American Society of Landscape Architects (ASLA), an ASLA Potomac Chapter Honor Award, the Fairfax County (Virginia) Annual Tree Preservation Award, and a National Arbor Day/National Homebuilders Award.

AIA Info

AIA Provider Statement:

HalfMoon Education Inc. is a registered provider of AIA-approved continuing education under Provider Number J885. All registered AIA/CES Providers must comply with the AIA Standards for Continuing Education Programs. Any questions or concerns about this provider of learning program may be sent to AIA/CES ( or (800) AIA 3837, Option 3).

This learning program is registered with AIA/CES for continuing professional education. As such, it does not include content that may be deemed or construed to be an approval or endorsement by the AIA of any material of construction or any method or manner of handling, using, distributing, or dealing in any material or product.

AIA continuing education credit has been reviewed and approved by AIA/CES. Learners must complete the entire learning program to receive continuing education credit. AIA continuing education Learning Units earned upon completion of this course will be reported to AIA/CES for AIA members. Certificates of Completion for both AIA members and non-AIA members are available upon request.

Course Title: Keys for Success in Tree Preservation

Delivery Method: Live Online

Course Description: This two-hour live interactive webinar presentation examines challenges in tree preservation, design aspects of trees and working with clients and other design professionals.

Learning Objectives:

Learning Objective 1:
Learners will be able to identify conditions in urban areas and on construction sites that make tree preservation difficult.

Learning Objective 2:
Learners will be able to take a seat at the design table to work with other design professionals to preserve trees during site development.

Learning Objective 3:
Learners will be able to define the roles of the client, design professional, contractor, and arborist to preserve trees for completed site design.

Learning Objective 4:
Learners will be able to explain and utilize a simple four-step approach for working for tree preservation.

LUs: 2.0                                                                                              LU Type: LU|HSWs.

Prerequisites: An understanding of site design

Advance Preparation: None

Program Level: Intermediate

Course Expiration Date: 07/02/2022

Complaint Resolution Policy:

Complaints regarding this course can be emailed to or by calling (715) 835-5900. A HalfMoon Education representative will respond within 72 hours to resolve the complaint, which will include, but not limited to, access to another CE activity at no or reduced cost or a full or partial refund. Each instance will be resolved on a case-by-case situation. Good to hear.