We’re getting warmer: While the world focuses on deleting spam from U2, a new report finds carbon dioxide levels in the atmosphere accelerating ever faster. “‘The changes we’re seeing are really drastic,’ Tarasova said. ‘We are seeing the growth rate rising exponentially’…’It means we’re probably getting to the point where we’re looking at the ‘safe zone’ in the rearview mirror, even as we’re stepping on the gas.'”