TEXAS PRIDES itself on being different. Yet it is in the grip of a winter storm that typifies the Snowmageddon-size problems facing energy in America. Although nobody can be sure if this particular freeze is a sign of climate change, the growing frequency of extreme weather across the country is. Texan infrastructure has buckled. The problem is not, as some argue, that Texas has too many renewables. Gasfired plants and a nuclear reactor were hit, as well as wind turbines. Worse, Texas had too little capacity and its poorly connected grid was unable to import power from elsewhere (see article)….