Lumber futures fell below $580 per thousand board feet, sliding from a two-and-a-half-year high of $685 on March 24th, as mounting concerns over a housing market slowdown amid intensifying trade tensions weigh heavily on North American demand outlook. The sharp reversal reflects the unwinding of earlier gains driven by expectations of additional tariffs, as President Trump's sweeping 10% import levy stokes fears of broader economic deceleration. The new measures could add roughly $6,400 to the cost of building an average home, further straining affordability in an already fragile housing market. This ...