A recently discovered stormwater pollutant from cars is killing local coho salmon at an alarming rate, but the source might not be what you expect. Fuel emissions? Oil leaks? Dirty car wash water flowing down storm drains into our waters? Worse: a highly toxic rubber preservative in tire wear particles called 6PPD-q.  Local researchers, Washington … More Don’t wait to inflate! Checking tire pressure monthly helps drivers stay safer, save money – and save salmon