At its August meeting Pierce County Library System’s Board of Trustees will discuss a science, technology, engineering and mathematics (STEM) project, landscaping at Gig Harbor Pierce County Library, intellectual freedom, and other issues. The Board of Trustees will meet at the Library’s Processing and Administrative Center, 3005 112th St. E., in Tacoma, on Wednesday, Aug. 14, from 3:30 to 6 p.m.