Original sentence: However, since then it has significantly cut back on production and now produces specialty paper for Catalyst Paper.Of this 12,983 live in the District Municipality of Powell River.The pulp mill in Powell River was at one time the largest pulp mill in the world.To date, the mill is closing down and the mill and land is for sale, thus laying off hundreds of employees
Edited sentence: However, since then it has significantly cut back on production and now produces newsprint and specialty papers for Catalyst Paper.Of this 12,983 live in the City of Powell River.The mill is down-sizing,  and only 3 paper machines (#9, #10 and #11) remain in production, thus laying off hundreds of employees.The pulp mill in Powell River was at one time the largest pulp and paper mill in the world