... Kivalina, an Inupiat Eskimo village of 400 perched on a barrier island north of the Arctic Circle, is accusing two dozen fuel and utility companies of helping to cause the climate change that it says is accelerating the island’s erosion. Blocks of sea ice used to protect the town’s fragile coast from October on, but “we don’t have buildup right now, and it is January,” said Janet Mitchell, Kivalina’s administrator. “We live in anxiety during high-winds seasons.” The village wants the companies, including ExxonMobil, Shell Oil, and many others, to pay the costs of relocating to the mainland, which...