The economic boom echoing along the U.S.-Mexican border has had an unwelcome side effect: smog. More people, cars and factories has meant more air pollution on both sides of the international boundary. While the problem of cross-border air pollution isn’t new, it’s receiving closer attention from environmentalists, government officials and business leaders. A binational panel in El Paso-Juárez has been credited with improving air quality there, and a similar group began meeting this month in San Diego-Tijuana. In the process, there’s a growing realization that if such efforts are to succeed, the United States must share funding and technology with Mexico. “The key is how can we extend programs and resources to the other side so that we both benefit,” says... [Log in to read more]