The crisis in British Columbia’s forestry sector that saw more than 20 sawmills close or curtail production over the summer and put some 3,000 sawmill employees out of work, at least temporarily, is showing up in worsening trade figures for the province.  To the end of August, the cascading series of mill closures and production curtailments translated into an 11-per-cent drop in the volume of lumber exports, according to trade figures from B.C. Stats.  By value, the loss appears deeper with the $3.4 billion in export sales reported ...