Explores the environmental devastation and urban chaos of Tijuana's assembly factories and the female laborers who have organized themselves for social action. Maquiladora workers produce televisions, electrical cables, toys, clothes, batteries and IV tubes, they weave the very fabric of life for consumer nations. They also confront labor violations, environmental devastation and urban chaos -- life on the frontier of the global economy. Carmen and her colleague Lourdes reach beyond the daily struggle for survival to organize for change: Carmen takes a major television manufacturer to task for violating her labor rights. Lourdes pressures the government to clean up a toxic waste dump left behind by a departing factory. Incorporates video diaries by the women.