Lewiston Sun Journal: Many of us eagerly anticipate summer, when fishing, boating and swimming can happen at a favorite lake. This year, though, there may also be a bit of trepidation -- what lies ahead for Lake Auburn? Will we see another fish kill? Last summer, hundreds of economically valuable, fun-to-catch trout died at Lake Auburn. Some people blamed this event on "global warming,' but were they right to do so? It's hard to say for sure, but the early ice-out and warm summer temperatures in 2012 did probably play...