Here are some recent articles I have written.  Research papers are available at ResearchGate.

America's First Export- Venerable Trees

A Long History of Assisted Migration - Planet Experts

A Pine for Independence Day- Venerable Trees

Old Trees: Short, Stout, and Thriving- Planet Experts

Water your young trees!- Venerable Trees

Death of an Oak- Venerable Trees

The Second Flush of Growth- Venerable Trees

A Declining Urban Forest- Venerable Trees

A Green Menace Hitches a Ride- Planet Experts

Tree Volatiles Help Create Clouds- Planet Expert

The Green Terror Emereges- Venerable Trees

A Question of Timing- Venerable Trees

How Old is Old Tjikko- Venerable Trees

When Is a Flower Not A Flower?- Venerable Trees

Street Lights and Tree Growth - Venerable Trees

Great Trees of Jessamine County - Venerable Trees

The Wolf Trees of Nashville - Venerable Trees

How Old is that Tree?  - Venerable Trees

Have a Beer in 1779  - Planet Experts

The Tree, the Telegraph and the Volcano  - Planet Experts

Dead Trees and the Great Curve  - Planet Experts

Venerable Trees of the Bluegrass- American Forests

Allergic to Pollen? It’s Getting Worse  - Planet Experts

Your Urban Forest Needs You  - Planet Experts

A Fastidious Disease of Olives, Grapes and Shade Trees  - Planet Experts

The Smell of Spring  - Planet Experts

Living With Gypsy Moth  - Planet Experts

The Astronomer and the Gypsy Moth - Planet Experts

Hemlock Is Disappearing – or Is It?  - Planet Experts

Bison and Bluegrass - Alltech Magazine

Bourbon, Barrels and Climate  - The Bourbon Review