Complex sentence: Today, Brookneal is experiencing a time of economic downturn due largely to the dissolution of the Virginia Tobacco Co-Op which made tobacco warehouses defunct, and the decline of the American textile industry which resulted in the closing of the Dan River mill in Brookneal.
Split into simpler sentences: Today, Brookneal is experiencing a time of economic downturn due largely to the dissolution of the Virginia Tobacco Co-Op which made tobacco warehouses defunct. And further, the destruction of the American textile industry which resulted in the closing of the Dan River mill in Brookneal.