Skip to content
  • Subscribe/Renew TCI Magazine
  • Advertise
  • Contribute
  • Current Edition
  • Safety
    • Aerial Rescue & Emergency Response
    • Chainsaw Safety & Maintenance
    • Electrical Hazards Awareness
    • Equipment Safety & Mechanization
    • Pesticide Use & Environmental Hazards
    • Risk Management
  • Workforce Development
    • Apprenticeship Programs
    • Diversity & Inclusion
    • Employee Development
    • Women in Tree Care
  • Advocacy & Regulatory Compliance
  • Training
    • Arboriculture Best Practices
    • Disease & Pest Management
    • Climbing
    • Plant Health Care Strategies
    • Rigging
  • Sales & Marketing
    • Business Software
    • Marketing Strategy
    • Sales Process
  • Business Strategy
    • Financial Strategies for Tree Care Businesses
    • Management
    • Professional Liability & Workers Comp Insurance
    • Storm Work
    • Succession Planning
  • Resources
    • Sponsored Content
    • Magazine Archive
    • Cutting Edge – Products
    • Product Features
    • Product Review
    • Videos
      • Arborist Skills
    • Supplier’s Directory
    • 2025 Media Kit
    • Buyers’ Guide
    • Editorial Advisory Committee
  • News
    • Industry News
    • From the Field
    • Outlook

JOHN BALL

  • Voltage generated at the power plant
    November 1, 2023

    Electricity and the Utility Industry

    By John Ball, Ph.D., BCMA, CTSP

    Photo 1: If we transmitted the electricity at the voltage generated at the power plant, the voltage has the force to move only tens of miles. Transformers are used to step up the voltage so it can be moved hundreds [...]

    read more
  • April 1, 2023

    Tree-Work Safety by the Numbers

    By John Ball, Ph.D., BCMA, CTSP

    Mathematics is not a field that sparks much interest among tree workers – or people in general. But the field of probability plays a role in just about everything tree workers do. If you knew that the odds of being [...]

    read more
Previous23

Connect with Us!

Published Accident Reports

TCIA Accident Briefs

2025 Summer Buyer’s Guide

2025 Summer Buyers' Guide

Latest Articles

  • Rebecca Johnson, Breaking Ground on the Accreditation Auditor Team
    June 4, 2025|
  • The Ins and Outs of Subcontracted Tree Care Professionals, Part 1
    June 3, 2025|
  • Developing Safety Programs That Stick
    June 1, 2025|
  • Rocking Crane-ASSISTED Tree Removal
    June 1, 2025|
  • The DMM Kinisi Max Climbing Saddle
    June 1, 2025|
  • Casey Trees and Bartlett Tree Experts, A Crowning Partnership Made in the Shade (of Urban Trees)
    June 1, 2025|

Subscribe to
TCI Magazine Digital-only Edition

Subscribe/Renew TCI Magazine
  • Contribute
  • Advertise
  • Contact Us

TCI Magazine, the official publication of the Tree Care Industry Association, is the most widely-read periodical in the tree care industry.

© 2025 Tree Care Industry Association, Inc. • All Rights Reserved.

Page load link

Press “ESC” key to close

additional menu
  • About Us
  • Subscribe/Renew TCI Magazine
  • Advertise With Us
  • Contribute to TCI Magazine
Go to Top
Click to listen highlighted text!