The city of Dallas has made much of its efforts to "build a greener city" ... which means what, exactly? That, more or less, was the question posed earlier this week during a confab at the downtown Dallas library during a program billed as a dialogue on the "green economy," a catchphrase that's become increasingly popular but is seldom well-defined. According to Cyrus Reed, the Sierra Club-Lone Star Chapter's conservation director, that's because a green economy isn't necessarily a defined thing
