Buying a brand-new chipper, aerial lift or compact loader is every tree-company owner’s first choice. But the used-equipment market has much to be said for it. The used market is still seeing a lot of interest, even as the pandemic-induced [...]
CPR is best performed with compressions and rescue breaths. Photo courtesy of John Ball. Arborists have their Z133 Safety Requirements for Arboricultural Operations. This industry consensus standard provides them with the safety recommendations and requirements for performing their [...]
A SavATree climber in action. All photos and graphics courtesy of Sarah Cusack. Tree climbing is, by every physiological measure, an endurance sport. The average heart rate of an arborist working in the canopy hovers around 160 beats [...]
CS Tree Services crew members conducting a job briefing. Photo courtesy of Bob Rouse. Accreditation audits are more than a checklist exercise – they’re a window into how safety practices hold up in the real world. Out in [...]
Mark Chisholm, CTSP. Owner and climber, Aspen Tree Expert Company. Jackson, NJ. Climbing: 30+ years. MARK CHISHOLM, CTSP Favorite item in my gear bag: My Double-Bungee Rope Walking System. It’s the easiest system to enable me to ascend [...]
Reduction of excess soil and mulch around a young tree trunk. All photos courtesy of the authors. The information in our first article (published in the March 2026 issue of TCI Magazine) hopefully established biochar as a scientifically [...]
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