New York Times: To the ever-growing list of ways humanity seems to have altered the earth, add another candidate: Air pollution may have had a major soothing influence on storm cycles in the North Atlantic. That is the finding of a paper published this week, suggesting that industrial pollution from North America and Europe through much of the 20th century may have altered clouds in ways that cooled the ocean surface. That, in turn, may have suppressed storms, and particularly major hurricanes, below the level...