Oregonian: If global warming continues unabated, summer temperatures in the Rogue River Valley could rise up to 15 degrees by 2080, making the weather in the southern Oregon valley similar to Sacramento’s, Oregon researchers said in a report released today. The changes would likely boost wildfires, the researchers said, and spell trouble for fish, forests, pears, pinot noir and people, who would see snowpack and water supplies dwindle. The report, drafted by the University of Oregon’s …