ClimateWire: Clarification appended. Cal Wettstein presides over a sea of dead and dying trees the size of Connecticut. Across his domain, hillsides blanketed with lodgepole pines are in the final throes — their needles are turning red, or their trunks are tipping precariously to one side. Others are already rotting on the forest floor. Voracious bark beetles are known for leaving a formidable trail of destruction in their wake, and at this point, there is nothing that can be done to stop them. As beetle…