In 1862, the CSS Virginia emerged as a pivotal yet problematic invention, marking the transition from wooden ships to ironclad warships. This shift initiated a naval engineering arms race, showcasing increased durability in battle but raising environmental and economic issues. The reliance on coal heightened pollution, affecting marine ecosystems, while the transition from wood to iron strained shipbuilders, leading to job losses and industry disruption. The CSS Virginia significantly transformed naval warfare and maritime industry trends.