Wood cut and prepared for building — humanity's oldest structural material, which raised ships, houses, and cities across thousands of years, drove deforestation on a continental scale, and is now returning in engineered form as a potential low-carbon alternative to concrete and steel.
By the early 1800s, a large ship of the line could require thousands of mature oaks — trees that had taken a century to grow. Naval demand put sustained pressure on Britain's best timber. The Royal Navy did not consume the forests alone — agriculture, fuel, construction, and charcoal all mattered — but warship timber turned woodland into a strategic resource. Timber was not just a building material. It was the strategic resource that empires rose and fell on — and one of the first material constraints a civilization hit when demand outran regrowth.