"As the globe logs an unusually hot summer, Canada is boosting its presence in the warming and increasingly accessible Arctic." The Wall Street Journal on emerging geopolitics: "Driven by the promise of rich resources and a desire to control its northern waterways, its government has in recent months made the Arctic the centerpiece of official visits, military exercises and above- and below-water missions. It has intercepted several Russian planes it says are probing its borders. ... The Arctic attention comes as polar states—which also include Russia and the U.S.—position themselves to benefit from an anticipated surge in Arctic resource exploration and shipping."