A constellation of 5,400 offshore wind turbines meet a growing portion of Europe’s energy needs. The United States has exactly seven.With more than 90,000 miles of coastline, the country has plenty of places to plunk down turbines. But legal, environmental and economic obstacles and even vanity have stood in the way.President Biden wants to catch up fast — in fact, his targets for reducing greenhouse gas emissions depend on that happening. Yet problems abound, including a shortage of boats big enough to haul the huge equipment to sea, fishermen worried about their livelihoods and wealthy people who fear that the …
