BOWLING GREEN, Kentucky, May 22 -- Western Kentucky University issued the following news: For the fifth time since 2012, WKU has earned a STARS Silver rating in recognition of its sustainability achievements from the Association for the Advancement of Sustainability in Higher Education (AASHE). STARS, the Sustainability Tracking, Assessment & Rating System, measures and encourages sustainability in all aspects of higher education. WKU's STARS report is available on the STARS website at https:/ more PR